19840600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{587}}^1$

素因数の和:629

約数の個数: 72

約数和(自身を含む): 50035860

約数和(自身を除く): 30195260

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 169, 200, 260, 325, 338, 520, 587, 650, 676, 845, 1174, 1300, 1352, 1690, 2348, 2600, 2935, 3380, 4225, 4696, 5870, 6760, 7631, 8450, 11740, 14675, 15262, 16900, 23480, 29350, 30524, 33800, 38155, 58700, 61048, 76310, 99203, 117400, 152620, 190775, 198406, 305240, 381550, 396812, 496015, 763100, 793624, 992030, 1526200, 1984060, 2480075, 3968120, 4960150, 9920300, 19840600]

約数ペア:

[(1, 19840600), (2, 9920300), (4, 4960150), (5, 3968120), (8, 2480075), (10, 1984060), (13, 1526200), (20, 992030), (25, 793624), (26, 763100), (40, 496015), (50, 396812), (52, 381550), (65, 305240), (100, 198406), (104, 190775), (130, 152620), (169, 117400), (200, 99203), (260, 76310), (325, 61048), (338, 58700), (520, 38155), (587, 33800), (650, 30524), (676, 29350), (845, 23480), (1174, 16900), (1300, 15262), (1352, 14675), (1690, 11740), (2348, 8450), (2600, 7631), (2935, 6760), (3380, 5870), (4225, 4696)]