28887420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:379

約数の個数: 96

約数和(自身を含む): 86704128

約数和(自身を除く): 57816708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 127, 170, 204, 223, 254, 255, 340, 381, 446, 508, 510, 635, 669, 762, 892, 1020, 1115, 1270, 1338, 1524, 1905, 2159, 2230, 2540, 2676, 3345, 3791, 3810, 4318, 4460, 6477, 6690, 7582, 7620, 8636, 10795, 11373, 12954, 13380, 15164, 18955, 21590, 22746, 25908, 28321, 32385, 37910, 43180, 45492, 56642, 56865, 64770, 75820, 84963, 113284, 113730, 129540, 141605, 169926, 227460, 283210, 339852, 424815, 481457, 566420, 849630, 962914, 1444371, 1699260, 1925828, 2407285, 2888742, 4814570, 5777484, 7221855, 9629140, 14443710, 28887420]

約数ペア:

[(1, 28887420), (2, 14443710), (3, 9629140), (4, 7221855), (5, 5777484), (6, 4814570), (10, 2888742), (12, 2407285), (15, 1925828), (17, 1699260), (20, 1444371), (30, 962914), (34, 849630), (51, 566420), (60, 481457), (68, 424815), (85, 339852), (102, 283210), (127, 227460), (170, 169926), (204, 141605), (223, 129540), (254, 113730), (255, 113284), (340, 84963), (381, 75820), (446, 64770), (508, 56865), (510, 56642), (635, 45492), (669, 43180), (762, 37910), (892, 32385), (1020, 28321), (1115, 25908), (1270, 22746), (1338, 21590), (1524, 18955), (1905, 15164), (2159, 13380), (2230, 12954), (2540, 11373), (2676, 10795), (3345, 8636), (3791, 7620), (3810, 7582), (4318, 6690), (4460, 6477)]