2051978240

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30829}}^1$

素因数の和:30867

約数の個数: 88

約数和(自身を含む): 5301156840

約数和(自身を除く): 3249178600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1024, 1040, 1280, 1664, 2080, 2560, 3328, 4160, 5120, 6656, 8320, 13312, 16640, 30829, 33280, 61658, 66560, 123316, 154145, 246632, 308290, 400777, 493264, 616580, 801554, 986528, 1233160, 1603108, 1973056, 2003885, 2466320, 3206216, 3946112, 4007770, 4932640, 6412432, 7892224, 8015540, 9865280, 12824864, 15784448, 16031080, 19730560, 25649728, 31568896, 32062160, 39461120, 51299456, 64124320, 78922240, 102598912, 128248640, 157844480, 205197824, 256497280, 410395648, 512994560, 1025989120, 2051978240]

約数ペア:

[(1, 2051978240), (2, 1025989120), (4, 512994560), (5, 410395648), (8, 256497280), (10, 205197824), (13, 157844480), (16, 128248640), (20, 102598912), (26, 78922240), (32, 64124320), (40, 51299456), (52, 39461120), (64, 32062160), (65, 31568896), (80, 25649728), (104, 19730560), (128, 16031080), (130, 15784448), (160, 12824864), (208, 9865280), (256, 8015540), (260, 7892224), (320, 6412432), (416, 4932640), (512, 4007770), (520, 3946112), (640, 3206216), (832, 2466320), (1024, 2003885), (1040, 1973056), (1280, 1603108), (1664, 1233160), (2080, 986528), (2560, 801554), (3328, 616580), (4160, 493264), (5120, 400777), (6656, 308290), (8320, 246632), (13312, 154145), (16640, 123316), (30829, 66560), (33280, 61658)]