1810160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1$

素因数の和:63

約数の個数: 80

約数和(自身を含む): 4901472

約数和(自身を除く): 3091312

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 121, 136, 170, 176, 187, 220, 242, 272, 340, 374, 440, 484, 605, 680, 748, 880, 935, 968, 1210, 1331, 1360, 1496, 1870, 1936, 2057, 2420, 2662, 2992, 3740, 4114, 4840, 5324, 6655, 7480, 8228, 9680, 10285, 10648, 13310, 14960, 16456, 20570, 21296, 22627, 26620, 32912, 41140, 45254, 53240, 82280, 90508, 106480, 113135, 164560, 181016, 226270, 362032, 452540, 905080, 1810160]

約数ペア:

[(1, 1810160), (2, 905080), (4, 452540), (5, 362032), (8, 226270), (10, 181016), (11, 164560), (16, 113135), (17, 106480), (20, 90508), (22, 82280), (34, 53240), (40, 45254), (44, 41140), (55, 32912), (68, 26620), (80, 22627), (85, 21296), (88, 20570), (110, 16456), (121, 14960), (136, 13310), (170, 10648), (176, 10285), (187, 9680), (220, 8228), (242, 7480), (272, 6655), (340, 5324), (374, 4840), (440, 4114), (484, 3740), (605, 2992), (680, 2662), (748, 2420), (880, 2057), (935, 1936), (968, 1870), (1210, 1496), (1331, 1360)]