28725420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{11677}}^1$

素因数の和:11730

約数の個数: 48

約数和(自身を含む): 82399968

約数和(自身を除く): 53674548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 11677, 23354, 35031, 46708, 58385, 70062, 116770, 140124, 175155, 233540, 350310, 478757, 700620, 957514, 1436271, 1915028, 2393785, 2872542, 4787570, 5745084, 7181355, 9575140, 14362710, 28725420]

約数ペア:

[(1, 28725420), (2, 14362710), (3, 9575140), (4, 7181355), (5, 5745084), (6, 4787570), (10, 2872542), (12, 2393785), (15, 1915028), (20, 1436271), (30, 957514), (41, 700620), (60, 478757), (82, 350310), (123, 233540), (164, 175155), (205, 140124), (246, 116770), (410, 70062), (492, 58385), (615, 46708), (820, 35031), (1230, 23354), (2460, 11677)]