445808

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:185

約数の個数: 40

約数和(自身を含む): 1004400

約数和(自身を除く): 558592

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 149, 176, 187, 272, 298, 374, 596, 748, 1192, 1496, 1639, 2384, 2533, 2992, 3278, 5066, 6556, 10132, 13112, 20264, 26224, 27863, 40528, 55726, 111452, 222904, 445808]

約数ペア:

[(1, 445808), (2, 222904), (4, 111452), (8, 55726), (11, 40528), (16, 27863), (17, 26224), (22, 20264), (34, 13112), (44, 10132), (68, 6556), (88, 5066), (136, 3278), (149, 2992), (176, 2533), (187, 2384), (272, 1639), (298, 1496), (374, 1192), (596, 748)]