20165192580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25852811}}^1$

素因数の和:25852836

約数の個数: 48

約数和(自身を含む): 60805813824

約数和(自身を除く): 40640621244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 25852811, 51705622, 77558433, 103411244, 129264055, 155116866, 258528110, 310233732, 336086543, 387792165, 517056220, 672173086, 775584330, 1008259629, 1344346172, 1551168660, 1680432715, 2016519258, 3360865430, 4033038516, 5041298145, 6721730860, 10082596290, 20165192580]

約数ペア:

[(1, 20165192580), (2, 10082596290), (3, 6721730860), (4, 5041298145), (5, 4033038516), (6, 3360865430), (10, 2016519258), (12, 1680432715), (13, 1551168660), (15, 1344346172), (20, 1008259629), (26, 775584330), (30, 672173086), (39, 517056220), (52, 387792165), (60, 336086543), (65, 310233732), (78, 258528110), (130, 155116866), (156, 129264055), (195, 103411244), (260, 77558433), (390, 51705622), (780, 25852811)]