40901120

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1229}}^1$

素因数の和:1265

約数の個数: 80

約数和(自身を含む): 105696360

約数和(自身を除く): 64795240

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, 1040, 1229, 1280, 1664, 2080, 2458, 2560, 3328, 4160, 4916, 6145, 6656, 8320, 9832, 12290, 15977, 16640, 19664, 24580, 31954, 33280, 39328, 49160, 63908, 78656, 79885, 98320, 127816, 157312, 159770, 196640, 255632, 314624, 319540, 393280, 511264, 629248, 639080, 786560, 1022528, 1278160, 1573120, 2045056, 2556320, 3146240, 4090112, 5112640, 8180224, 10225280, 20450560, 40901120]

約数ペア:

[(1, 40901120), (2, 20450560), (4, 10225280), (5, 8180224), (8, 5112640), (10, 4090112), (13, 3146240), (16, 2556320), (20, 2045056), (26, 1573120), (32, 1278160), (40, 1022528), (52, 786560), (64, 639080), (65, 629248), (80, 511264), (104, 393280), (128, 319540), (130, 314624), (160, 255632), (208, 196640), (256, 159770), (260, 157312), (320, 127816), (416, 98320), (512, 79885), (520, 78656), (640, 63908), (832, 49160), (1040, 39328), (1229, 33280), (1280, 31954), (1664, 24580), (2080, 19664), (2458, 16640), (2560, 15977), (3328, 12290), (4160, 9832), (4916, 8320), (6145, 6656)]