387454020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{41131}}^1$

素因数の和:41300

約数の個数: 48

約数和(自身を含む): 1091807808

約数和(自身を除く): 704353788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2355, 3140, 4710, 9420, 41131, 82262, 123393, 164524, 205655, 246786, 411310, 493572, 616965, 822620, 1233930, 2467860, 6457567, 12915134, 19372701, 25830268, 32287835, 38745402, 64575670, 77490804, 96863505, 129151340, 193727010, 387454020]

約数ペア:

[(1, 387454020), (2, 193727010), (3, 129151340), (4, 96863505), (5, 77490804), (6, 64575670), (10, 38745402), (12, 32287835), (15, 25830268), (20, 19372701), (30, 12915134), (60, 6457567), (157, 2467860), (314, 1233930), (471, 822620), (628, 616965), (785, 493572), (942, 411310), (1570, 246786), (1884, 205655), (2355, 164524), (3140, 123393), (4710, 82262), (9420, 41131)]