1908400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{367}}^1$

素因数の和:398

約数の個数: 60

約数和(自身を含む): 4951072

約数和(自身を除く): 3042672

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 367, 400, 520, 650, 734, 1040, 1300, 1468, 1835, 2600, 2936, 3670, 4771, 5200, 5872, 7340, 9175, 9542, 14680, 18350, 19084, 23855, 29360, 36700, 38168, 47710, 73400, 76336, 95420, 119275, 146800, 190840, 238550, 381680, 477100, 954200, 1908400]

約数ペア:

[(1, 1908400), (2, 954200), (4, 477100), (5, 381680), (8, 238550), (10, 190840), (13, 146800), (16, 119275), (20, 95420), (25, 76336), (26, 73400), (40, 47710), (50, 38168), (52, 36700), (65, 29360), (80, 23855), (100, 19084), (104, 18350), (130, 14680), (200, 9542), (208, 9175), (260, 7340), (325, 5872), (367, 5200), (400, 4771), (520, 3670), (650, 2936), (734, 2600), (1040, 1835), (1300, 1468)]