19142320

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 47496960

約数和(自身を除く): 28354640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 37, 40, 58, 74, 80, 116, 145, 148, 185, 223, 232, 290, 296, 370, 446, 464, 580, 592, 740, 892, 1073, 1115, 1160, 1480, 1784, 2146, 2230, 2320, 2960, 3568, 4292, 4460, 5365, 6467, 8251, 8584, 8920, 10730, 12934, 16502, 17168, 17840, 21460, 25868, 32335, 33004, 41255, 42920, 51736, 64670, 66008, 82510, 85840, 103472, 129340, 132016, 165020, 239279, 258680, 330040, 478558, 517360, 660080, 957116, 1196395, 1914232, 2392790, 3828464, 4785580, 9571160, 19142320]

約数ペア:

[(1, 19142320), (2, 9571160), (4, 4785580), (5, 3828464), (8, 2392790), (10, 1914232), (16, 1196395), (20, 957116), (29, 660080), (37, 517360), (40, 478558), (58, 330040), (74, 258680), (80, 239279), (116, 165020), (145, 132016), (148, 129340), (185, 103472), (223, 85840), (232, 82510), (290, 66008), (296, 64670), (370, 51736), (446, 42920), (464, 41255), (580, 33004), (592, 32335), (740, 25868), (892, 21460), (1073, 17840), (1115, 17168), (1160, 16502), (1480, 12934), (1784, 10730), (2146, 8920), (2230, 8584), (2320, 8251), (2960, 6467), (3568, 5365), (4292, 4460)]