2947360

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1$

素因数の和:150

約数の個数: 72

約数和(自身を含む): 7609140

約数和(自身を除く): 4661780

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 109, 130, 160, 169, 208, 218, 260, 338, 416, 436, 520, 545, 676, 845, 872, 1040, 1090, 1352, 1417, 1690, 1744, 2080, 2180, 2704, 2834, 3380, 3488, 4360, 5408, 5668, 6760, 7085, 8720, 11336, 13520, 14170, 17440, 18421, 22672, 27040, 28340, 36842, 45344, 56680, 73684, 92105, 113360, 147368, 184210, 226720, 294736, 368420, 589472, 736840, 1473680, 2947360]

約数ペア:

[(1, 2947360), (2, 1473680), (4, 736840), (5, 589472), (8, 368420), (10, 294736), (13, 226720), (16, 184210), (20, 147368), (26, 113360), (32, 92105), (40, 73684), (52, 56680), (65, 45344), (80, 36842), (104, 28340), (109, 27040), (130, 22672), (160, 18421), (169, 17440), (208, 14170), (218, 13520), (260, 11336), (338, 8720), (416, 7085), (436, 6760), (520, 5668), (545, 5408), (676, 4360), (845, 3488), (872, 3380), (1040, 2834), (1090, 2704), (1352, 2180), (1417, 2080), (1690, 1744)]