2021697860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5119}}^1$

素因数の和:5186

約数の個数: 144

約数和(自身を含む): 5491261440

約数和(自身を除く): 3469563580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 49, 52, 62, 65, 70, 91, 98, 124, 130, 140, 155, 182, 196, 217, 245, 260, 310, 364, 403, 434, 455, 490, 620, 637, 806, 868, 910, 980, 1085, 1274, 1519, 1612, 1820, 2015, 2170, 2548, 2821, 3038, 3185, 4030, 4340, 5119, 5642, 6076, 6370, 7595, 8060, 10238, 11284, 12740, 14105, 15190, 19747, 20476, 25595, 28210, 30380, 35833, 39494, 51190, 56420, 66547, 71666, 78988, 98735, 102380, 133094, 143332, 158689, 179165, 197470, 250831, 266188, 317378, 332735, 358330, 394940, 465829, 501662, 634756, 665470, 716660, 793445, 931658, 1003324, 1110823, 1254155, 1330940, 1586890, 1863316, 2062957, 2221646, 2329145, 2508310, 3173780, 3260803, 4125914, 4443292, 4658290, 5016620, 5554115, 6521606, 7775761, 8251828, 9316580, 10314785, 11108230, 13043212, 14440699, 15551522, 16304015, 20629570, 22216460, 28881398, 31103044, 32608030, 38878805, 41259140, 57762796, 65216060, 72203495, 77757610, 101084893, 144406990, 155515220, 202169786, 288813980, 404339572, 505424465, 1010848930, 2021697860]

約数ペア:

[(1, 2021697860), (2, 1010848930), (4, 505424465), (5, 404339572), (7, 288813980), (10, 202169786), (13, 155515220), (14, 144406990), (20, 101084893), (26, 77757610), (28, 72203495), (31, 65216060), (35, 57762796), (49, 41259140), (52, 38878805), (62, 32608030), (65, 31103044), (70, 28881398), (91, 22216460), (98, 20629570), (124, 16304015), (130, 15551522), (140, 14440699), (155, 13043212), (182, 11108230), (196, 10314785), (217, 9316580), (245, 8251828), (260, 7775761), (310, 6521606), (364, 5554115), (403, 5016620), (434, 4658290), (455, 4443292), (490, 4125914), (620, 3260803), (637, 3173780), (806, 2508310), (868, 2329145), (910, 2221646), (980, 2062957), (1085, 1863316), (1274, 1586890), (1519, 1330940), (1612, 1254155), (1820, 1110823), (2015, 1003324), (2170, 931658), (2548, 793445), (2821, 716660), (3038, 665470), (3185, 634756), (4030, 501662), (4340, 465829), (5119, 394940), (5642, 358330), (6076, 332735), (6370, 317378), (7595, 266188), (8060, 250831), (10238, 197470), (11284, 179165), (12740, 158689), (14105, 143332), (15190, 133094), (19747, 102380), (20476, 98735), (25595, 78988), (28210, 71666), (30380, 66547), (35833, 56420), (39494, 51190)]