39201380

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{577}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 85451520

約数和(自身を除く): 46250140

約数列:

[1, 2, 4, 5, 10, 20, 43, 79, 86, 158, 172, 215, 316, 395, 430, 577, 790, 860, 1154, 1580, 2308, 2885, 3397, 5770, 6794, 11540, 13588, 16985, 24811, 33970, 45583, 49622, 67940, 91166, 99244, 124055, 182332, 227915, 248110, 455830, 496220, 911660, 1960069, 3920138, 7840276, 9800345, 19600690, 39201380]

約数ペア:

[(1, 39201380), (2, 19600690), (4, 9800345), (5, 7840276), (10, 3920138), (20, 1960069), (43, 911660), (79, 496220), (86, 455830), (158, 248110), (172, 227915), (215, 182332), (316, 124055), (395, 99244), (430, 91166), (577, 67940), (790, 49622), (860, 45583), (1154, 33970), (1580, 24811), (2308, 16985), (2885, 13588), (3397, 11540), (5770, 6794)]