15660016420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{616051}}^1$

素因数の和:616132

約数の個数: 48

約数和(自身を含む): 34774903296

約数和(自身を除く): 19114886876

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 1271, 2542, 5084, 6355, 12710, 25420, 616051, 1232102, 2464204, 3080255, 6160510, 12321020, 19097581, 25258091, 38195162, 50516182, 76390324, 95487905, 101032364, 126290455, 190975810, 252580910, 381951620, 505161820, 783000821, 1566001642, 3132003284, 3915004105, 7830008210, 15660016420]

約数ペア:

[(1, 15660016420), (2, 7830008210), (4, 3915004105), (5, 3132003284), (10, 1566001642), (20, 783000821), (31, 505161820), (41, 381951620), (62, 252580910), (82, 190975810), (124, 126290455), (155, 101032364), (164, 95487905), (205, 76390324), (310, 50516182), (410, 38195162), (620, 25258091), (820, 19097581), (1271, 12321020), (2542, 6160510), (5084, 3080255), (6355, 2464204), (12710, 1232102), (25420, 616051)]