40281036640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1019257}}^1$

素因数の和:1019304

約数の個数: 96

約数和(自身を含む): 107878266720

約数和(自身を除く): 67597230080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 380, 416, 494, 520, 608, 760, 988, 1040, 1235, 1520, 1976, 2080, 2470, 3040, 3952, 4940, 7904, 9880, 19760, 39520, 1019257, 2038514, 4077028, 5096285, 8154056, 10192570, 13250341, 16308112, 19365883, 20385140, 26500682, 32616224, 38731766, 40770280, 53001364, 66251705, 77463532, 81540560, 96829415, 106002728, 132503410, 154927064, 163081120, 193658830, 212005456, 251756479, 265006820, 309854128, 387317660, 424010912, 503512958, 530013640, 619708256, 774635320, 1007025916, 1060027280, 1258782395, 1549270640, 2014051832, 2120054560, 2517564790, 3098541280, 4028103664, 5035129580, 8056207328, 10070259160, 20140518320, 40281036640]

約数ペア:

[(1, 40281036640), (2, 20140518320), (4, 10070259160), (5, 8056207328), (8, 5035129580), (10, 4028103664), (13, 3098541280), (16, 2517564790), (19, 2120054560), (20, 2014051832), (26, 1549270640), (32, 1258782395), (38, 1060027280), (40, 1007025916), (52, 774635320), (65, 619708256), (76, 530013640), (80, 503512958), (95, 424010912), (104, 387317660), (130, 309854128), (152, 265006820), (160, 251756479), (190, 212005456), (208, 193658830), (247, 163081120), (260, 154927064), (304, 132503410), (380, 106002728), (416, 96829415), (494, 81540560), (520, 77463532), (608, 66251705), (760, 53001364), (988, 40770280), (1040, 38731766), (1235, 32616224), (1520, 26500682), (1976, 20385140), (2080, 19365883), (2470, 16308112), (3040, 13250341), (3952, 10192570), (4940, 8154056), (7904, 5096285), (9880, 4077028), (19760, 2038514), (39520, 1019257)]