489367065640

素因数分解:

$2^3\times 5^1\times {\mathrm{15413}}^1\times {\mathrm{793757}}^1$

素因数の和:809181

約数の個数: 32

約数和(自身を含む): 1101148723080

約数和(自身を除く): 611781657440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 15413, 30826, 61652, 77065, 123304, 154130, 308260, 616520, 793757, 1587514, 3175028, 3968785, 6350056, 7937570, 15875140, 31750280, 12234176641, 24468353282, 48936706564, 61170883205, 97873413128, 122341766410, 244683532820, 489367065640]

約数ペア:

[(1, 489367065640), (2, 244683532820), (4, 122341766410), (5, 97873413128), (8, 61170883205), (10, 48936706564), (20, 24468353282), (40, 12234176641), (15413, 31750280), (30826, 15875140), (61652, 7937570), (77065, 6350056), (123304, 3968785), (154130, 3175028), (308260, 1587514), (616520, 793757)]