142473320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{323803}}^1$

素因数の和:323825

約数の個数: 32

約数和(自身を含む): 349708320

約数和(自身を除く): 207235000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 323803, 647606, 1295212, 1619015, 2590424, 3238030, 3561833, 6476060, 7123666, 12952120, 14247332, 17809165, 28494664, 35618330, 71236660, 142473320]

約数ペア:

[(1, 142473320), (2, 71236660), (4, 35618330), (5, 28494664), (8, 17809165), (10, 14247332), (11, 12952120), (20, 7123666), (22, 6476060), (40, 3561833), (44, 3238030), (55, 2590424), (88, 1619015), (110, 1295212), (220, 647606), (440, 323803)]