22246480

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:308

約数の個数: 80

約数和(自身を含む): 54996480

約数和(自身を除く): 32750000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 43, 58, 80, 86, 116, 145, 172, 215, 223, 232, 290, 344, 430, 446, 464, 580, 688, 860, 892, 1115, 1160, 1247, 1720, 1784, 2230, 2320, 2494, 3440, 3568, 4460, 4988, 6235, 6467, 8920, 9589, 9976, 12470, 12934, 17840, 19178, 19952, 24940, 25868, 32335, 38356, 47945, 49880, 51736, 64670, 76712, 95890, 99760, 103472, 129340, 153424, 191780, 258680, 278081, 383560, 517360, 556162, 767120, 1112324, 1390405, 2224648, 2780810, 4449296, 5561620, 11123240, 22246480]

約数ペア:

[(1, 22246480), (2, 11123240), (4, 5561620), (5, 4449296), (8, 2780810), (10, 2224648), (16, 1390405), (20, 1112324), (29, 767120), (40, 556162), (43, 517360), (58, 383560), (80, 278081), (86, 258680), (116, 191780), (145, 153424), (172, 129340), (215, 103472), (223, 99760), (232, 95890), (290, 76712), (344, 64670), (430, 51736), (446, 49880), (464, 47945), (580, 38356), (688, 32335), (860, 25868), (892, 24940), (1115, 19952), (1160, 19178), (1247, 17840), (1720, 12934), (1784, 12470), (2230, 9976), (2320, 9589), (2494, 8920), (3440, 6467), (3568, 6235), (4460, 4988)]