56815720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2953}}^1$

素因数の和:3014

約数の個数: 64

約数和(自身を含む): 141437520

約数和(自身を除く): 84621800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1480, 1924, 2405, 2953, 3848, 4810, 5906, 9620, 11812, 14765, 19240, 23624, 29530, 38389, 59060, 76778, 109261, 118120, 153556, 191945, 218522, 307112, 383890, 437044, 546305, 767780, 874088, 1092610, 1420393, 1535560, 2185220, 2840786, 4370440, 5681572, 7101965, 11363144, 14203930, 28407860, 56815720]

約数ペア:

[(1, 56815720), (2, 28407860), (4, 14203930), (5, 11363144), (8, 7101965), (10, 5681572), (13, 4370440), (20, 2840786), (26, 2185220), (37, 1535560), (40, 1420393), (52, 1092610), (65, 874088), (74, 767780), (104, 546305), (130, 437044), (148, 383890), (185, 307112), (260, 218522), (296, 191945), (370, 153556), (481, 118120), (520, 109261), (740, 76778), (962, 59060), (1480, 38389), (1924, 29530), (2405, 23624), (2953, 19240), (3848, 14765), (4810, 11812), (5906, 9620)]