13994212820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{557}}^1\times {\mathrm{827}}^1$

素因数の和:1438

約数の個数: 144

約数和(自身を含む): 35394734592

約数和(自身を除く): 21400521772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 557, 620, 827, 868, 980, 1085, 1114, 1519, 1654, 2170, 2228, 2785, 3038, 3308, 3899, 4135, 4340, 5570, 5789, 6076, 7595, 7798, 8270, 11140, 11578, 15190, 15596, 16540, 17267, 19495, 23156, 25637, 27293, 28945, 30380, 34534, 38990, 40523, 51274, 54586, 57890, 69068, 77980, 81046, 86335, 102548, 109172, 115780, 120869, 128185, 136465, 162092, 172670, 179459, 202615, 241738, 256370, 272930, 345340, 358918, 405230, 460639, 483476, 512740, 545860, 604345, 717836, 810460, 846083, 897295, 921278, 1208690, 1256213, 1692166, 1794590, 1842556, 2303195, 2417380, 2512426, 3224473, 3384332, 3589180, 4230415, 4606390, 5024852, 6281065, 6448946, 8460830, 9212780, 12562130, 12897892, 14279809, 16122365, 16921660, 22571311, 25124260, 28559618, 32244730, 45142622, 57119236, 64489460, 71399045, 90285244, 99958663, 112856555, 142798090, 199917326, 225713110, 285596180, 399834652, 451426220, 499793315, 699710641, 999586630, 1399421282, 1999173260, 2798842564, 3498553205, 6997106410, 13994212820]

約数ペア:

[(1, 13994212820), (2, 6997106410), (4, 3498553205), (5, 2798842564), (7, 1999173260), (10, 1399421282), (14, 999586630), (20, 699710641), (28, 499793315), (31, 451426220), (35, 399834652), (49, 285596180), (62, 225713110), (70, 199917326), (98, 142798090), (124, 112856555), (140, 99958663), (155, 90285244), (196, 71399045), (217, 64489460), (245, 57119236), (310, 45142622), (434, 32244730), (490, 28559618), (557, 25124260), (620, 22571311), (827, 16921660), (868, 16122365), (980, 14279809), (1085, 12897892), (1114, 12562130), (1519, 9212780), (1654, 8460830), (2170, 6448946), (2228, 6281065), (2785, 5024852), (3038, 4606390), (3308, 4230415), (3899, 3589180), (4135, 3384332), (4340, 3224473), (5570, 2512426), (5789, 2417380), (6076, 2303195), (7595, 1842556), (7798, 1794590), (8270, 1692166), (11140, 1256213), (11578, 1208690), (15190, 921278), (15596, 897295), (16540, 846083), (17267, 810460), (19495, 717836), (23156, 604345), (25637, 545860), (27293, 512740), (28945, 483476), (30380, 460639), (34534, 405230), (38990, 358918), (40523, 345340), (51274, 272930), (54586, 256370), (57890, 241738), (69068, 202615), (77980, 179459), (81046, 172670), (86335, 162092), (102548, 136465), (109172, 128185), (115780, 120869)]