28071160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1459}}^1$

素因数の和:1520

約数の個数: 64

約数和(自身を含む): 69904800

約数和(自身を除く): 41833640

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, 1459, 1480, 1924, 2405, 2918, 3848, 4810, 5836, 7295, 9620, 11672, 14590, 18967, 19240, 29180, 37934, 53983, 58360, 75868, 94835, 107966, 151736, 189670, 215932, 269915, 379340, 431864, 539830, 701779, 758680, 1079660, 1403558, 2159320, 2807116, 3508895, 5614232, 7017790, 14035580, 28071160]

約数ペア:

[(1, 28071160), (2, 14035580), (4, 7017790), (5, 5614232), (8, 3508895), (10, 2807116), (13, 2159320), (20, 1403558), (26, 1079660), (37, 758680), (40, 701779), (52, 539830), (65, 431864), (74, 379340), (104, 269915), (130, 215932), (148, 189670), (185, 151736), (260, 107966), (296, 94835), (370, 75868), (481, 58360), (520, 53983), (740, 37934), (962, 29180), (1459, 19240), (1480, 18967), (1924, 14590), (2405, 11672), (2918, 9620), (3848, 7295), (4810, 5836)]