201702440

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{12329}}^1$

素因数の和:12749

約数の個数: 32

約数和(自身を含む): 454977000

約数和(自身を除く): 253274560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1636, 2045, 3272, 4090, 8180, 12329, 16360, 24658, 49316, 61645, 98632, 123290, 246580, 493160, 5042561, 10085122, 20170244, 25212805, 40340488, 50425610, 100851220, 201702440]

約数ペア:

[(1, 201702440), (2, 100851220), (4, 50425610), (5, 40340488), (8, 25212805), (10, 20170244), (20, 10085122), (40, 5042561), (409, 493160), (818, 246580), (1636, 123290), (2045, 98632), (3272, 61645), (4090, 49316), (8180, 24658), (12329, 16360)]