3430180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 7902720

約数和(自身を除く): 4472540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 167, 260, 316, 334, 395, 668, 790, 835, 1027, 1580, 1670, 2054, 2171, 3340, 4108, 4342, 5135, 8684, 10270, 10855, 13193, 20540, 21710, 26386, 43420, 52772, 65965, 131930, 171509, 263860, 343018, 686036, 857545, 1715090, 3430180]

約数ペア:

[(1, 3430180), (2, 1715090), (4, 857545), (5, 686036), (10, 343018), (13, 263860), (20, 171509), (26, 131930), (52, 65965), (65, 52772), (79, 43420), (130, 26386), (158, 21710), (167, 20540), (260, 13193), (316, 10855), (334, 10270), (395, 8684), (668, 5135), (790, 4342), (835, 4108), (1027, 3340), (1580, 2171), (1670, 2054)]