4287140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1499}}^1$

素因数の和:1532

約数の個数: 48

約数和(自身を含む): 10584000

約数和(自身を除く): 6296860

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 1499, 2860, 2998, 5996, 7495, 14990, 16489, 19487, 29980, 32978, 38974, 65956, 77948, 82445, 97435, 164890, 194870, 214357, 329780, 389740, 428714, 857428, 1071785, 2143570, 4287140]

約数ペア:

[(1, 4287140), (2, 2143570), (4, 1071785), (5, 857428), (10, 428714), (11, 389740), (13, 329780), (20, 214357), (22, 194870), (26, 164890), (44, 97435), (52, 82445), (55, 77948), (65, 65956), (110, 38974), (130, 32978), (143, 29980), (220, 19487), (260, 16489), (286, 14990), (572, 7495), (715, 5996), (1430, 2998), (1499, 2860)]