2928542720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18451}}^1$

素因数の和:18507

約数の個数: 88

約数和(自身を含む): 7252078848

約数和(自身を除く): 4323536128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 5120, 7936, 9920, 15872, 18451, 19840, 31744, 36902, 39680, 73804, 79360, 92255, 147608, 158720, 184510, 295216, 369020, 571981, 590432, 738040, 1143962, 1180864, 1476080, 2287924, 2361728, 2859905, 2952160, 4575848, 4723456, 5719810, 5904320, 9151696, 9446912, 11439620, 11808640, 18303392, 18893824, 22879240, 23617280, 36606784, 45758480, 47234560, 73213568, 91516960, 94469120, 146427136, 183033920, 292854272, 366067840, 585708544, 732135680, 1464271360, 2928542720]

約数ペア:

[(1, 2928542720), (2, 1464271360), (4, 732135680), (5, 585708544), (8, 366067840), (10, 292854272), (16, 183033920), (20, 146427136), (31, 94469120), (32, 91516960), (40, 73213568), (62, 47234560), (64, 45758480), (80, 36606784), (124, 23617280), (128, 22879240), (155, 18893824), (160, 18303392), (248, 11808640), (256, 11439620), (310, 9446912), (320, 9151696), (496, 5904320), (512, 5719810), (620, 4723456), (640, 4575848), (992, 2952160), (1024, 2859905), (1240, 2361728), (1280, 2287924), (1984, 1476080), (2480, 1180864), (2560, 1143962), (3968, 738040), (4960, 590432), (5120, 571981), (7936, 369020), (9920, 295216), (15872, 184510), (18451, 158720), (19840, 147608), (31744, 92255), (36902, 79360), (39680, 73804)]