28653710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{631}}^1$

素因数の和:896

約数の個数: 32

約数和(自身を含む): 54604800

約数和(自身を除く): 25951090

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 239, 478, 631, 1195, 1262, 2390, 3155, 4541, 6310, 9082, 11989, 22705, 23978, 45410, 59945, 119890, 150809, 301618, 754045, 1508090, 2865371, 5730742, 14326855, 28653710]

約数ペア:

[(1, 28653710), (2, 14326855), (5, 5730742), (10, 2865371), (19, 1508090), (38, 754045), (95, 301618), (190, 150809), (239, 119890), (478, 59945), (631, 45410), (1195, 23978), (1262, 22705), (2390, 11989), (3155, 9082), (4541, 6310)]