904707980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{56333}}^1$

素因数の和:56426

約数の個数: 48

約数和(自身を含む): 2101032864

約数和(自身を除く): 1196324884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 365, 730, 803, 1460, 1606, 3212, 4015, 8030, 16060, 56333, 112666, 225332, 281665, 563330, 619663, 1126660, 1239326, 2478652, 3098315, 4112309, 6196630, 8224618, 12393260, 16449236, 20561545, 41123090, 45235399, 82246180, 90470798, 180941596, 226176995, 452353990, 904707980]

約数ペア:

[(1, 904707980), (2, 452353990), (4, 226176995), (5, 180941596), (10, 90470798), (11, 82246180), (20, 45235399), (22, 41123090), (44, 20561545), (55, 16449236), (73, 12393260), (110, 8224618), (146, 6196630), (220, 4112309), (292, 3098315), (365, 2478652), (730, 1239326), (803, 1126660), (1460, 619663), (1606, 563330), (3212, 281665), (4015, 225332), (8030, 112666), (16060, 56333)]