1891997120

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{15683}}^1$

素因数の和:15742

約数の個数: 112

約数和(自身を含む): 5019507360

約数和(自身を除く): 3127510240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 64, 65, 80, 104, 116, 130, 145, 160, 208, 232, 260, 290, 320, 377, 416, 464, 520, 580, 754, 832, 928, 1040, 1160, 1508, 1856, 1885, 2080, 2320, 3016, 3770, 4160, 4640, 6032, 7540, 9280, 12064, 15080, 15683, 24128, 30160, 31366, 60320, 62732, 78415, 120640, 125464, 156830, 203879, 250928, 313660, 407758, 454807, 501856, 627320, 815516, 909614, 1003712, 1019395, 1254640, 1631032, 1819228, 2038790, 2274035, 2509280, 3262064, 3638456, 4077580, 4548070, 5018560, 5912491, 6524128, 7276912, 8155160, 9096140, 11824982, 13048256, 14553824, 16310320, 18192280, 23649964, 29107648, 29562455, 32620640, 36384560, 47299928, 59124910, 65241280, 72769120, 94599856, 118249820, 145538240, 189199712, 236499640, 378399424, 472999280, 945998560, 1891997120]

約数ペア:

[(1, 1891997120), (2, 945998560), (4, 472999280), (5, 378399424), (8, 236499640), (10, 189199712), (13, 145538240), (16, 118249820), (20, 94599856), (26, 72769120), (29, 65241280), (32, 59124910), (40, 47299928), (52, 36384560), (58, 32620640), (64, 29562455), (65, 29107648), (80, 23649964), (104, 18192280), (116, 16310320), (130, 14553824), (145, 13048256), (160, 11824982), (208, 9096140), (232, 8155160), (260, 7276912), (290, 6524128), (320, 5912491), (377, 5018560), (416, 4548070), (464, 4077580), (520, 3638456), (580, 3262064), (754, 2509280), (832, 2274035), (928, 2038790), (1040, 1819228), (1160, 1631032), (1508, 1254640), (1856, 1019395), (1885, 1003712), (2080, 909614), (2320, 815516), (3016, 627320), (3770, 501856), (4160, 454807), (4640, 407758), (6032, 313660), (7540, 250928), (9280, 203879), (12064, 156830), (15080, 125464), (15683, 120640), (24128, 78415), (30160, 62732), (31366, 60320)]