17480680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{419}}^1$

素因数の和:586

約数の個数: 64

約数和(自身を含む): 45360000

約数和(自身を除く): 27879320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 149, 280, 298, 419, 596, 745, 838, 1043, 1192, 1490, 1676, 2086, 2095, 2933, 2980, 3352, 4172, 4190, 5215, 5866, 5960, 8344, 8380, 10430, 11732, 14665, 16760, 20860, 23464, 29330, 41720, 58660, 62431, 117320, 124862, 249724, 312155, 437017, 499448, 624310, 874034, 1248620, 1748068, 2185085, 2497240, 3496136, 4370170, 8740340, 17480680]

約数ペア:

[(1, 17480680), (2, 8740340), (4, 4370170), (5, 3496136), (7, 2497240), (8, 2185085), (10, 1748068), (14, 1248620), (20, 874034), (28, 624310), (35, 499448), (40, 437017), (56, 312155), (70, 249724), (140, 124862), (149, 117320), (280, 62431), (298, 58660), (419, 41720), (596, 29330), (745, 23464), (838, 20860), (1043, 16760), (1192, 14665), (1490, 11732), (1676, 10430), (2086, 8380), (2095, 8344), (2933, 5960), (2980, 5866), (3352, 5215), (4172, 4190)]