1243040

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 3116232

約数和(自身を除く): 1873192

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 457, 544, 680, 914, 1360, 1828, 2285, 2720, 3656, 4570, 7312, 7769, 9140, 14624, 15538, 18280, 31076, 36560, 38845, 62152, 73120, 77690, 124304, 155380, 248608, 310760, 621520, 1243040]

約数ペア:

[(1, 1243040), (2, 621520), (4, 310760), (5, 248608), (8, 155380), (10, 124304), (16, 77690), (17, 73120), (20, 62152), (32, 38845), (34, 36560), (40, 31076), (68, 18280), (80, 15538), (85, 14624), (136, 9140), (160, 7769), (170, 7312), (272, 4570), (340, 3656), (457, 2720), (544, 2285), (680, 1828), (914, 1360)]