29442640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21649}}^1$

素因数の和:21679

約数の個数: 40

約数和(自身を含む): 72484200

約数和(自身を除く): 43041560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 21649, 43298, 86596, 108245, 173192, 216490, 346384, 368033, 432980, 736066, 865960, 1472132, 1731920, 1840165, 2944264, 3680330, 5888528, 7360660, 14721320, 29442640]

約数ペア:

[(1, 29442640), (2, 14721320), (4, 7360660), (5, 5888528), (8, 3680330), (10, 2944264), (16, 1840165), (17, 1731920), (20, 1472132), (34, 865960), (40, 736066), (68, 432980), (80, 368033), (85, 346384), (136, 216490), (170, 173192), (272, 108245), (340, 86596), (680, 43298), (1360, 21649)]