508640

素因数分解:

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

素因数の和:60

約数の個数: 72

約数和(自身を含む): 1392552

約数和(自身を除く): 883912

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 289, 340, 352, 374, 440, 544, 578, 680, 748, 880, 935, 1156, 1360, 1445, 1496, 1760, 1870, 2312, 2720, 2890, 2992, 3179, 3740, 4624, 5780, 5984, 6358, 7480, 9248, 11560, 12716, 14960, 15895, 23120, 25432, 29920, 31790, 46240, 50864, 63580, 101728, 127160, 254320, 508640]

約数ペア:

[(1, 508640), (2, 254320), (4, 127160), (5, 101728), (8, 63580), (10, 50864), (11, 46240), (16, 31790), (17, 29920), (20, 25432), (22, 23120), (32, 15895), (34, 14960), (40, 12716), (44, 11560), (55, 9248), (68, 7480), (80, 6358), (85, 5984), (88, 5780), (110, 4624), (136, 3740), (160, 3179), (170, 2992), (176, 2890), (187, 2720), (220, 2312), (272, 1870), (289, 1760), (340, 1496), (352, 1445), (374, 1360), (440, 1156), (544, 935), (578, 880), (680, 748)]