1874418640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1378249}}^1$

素因数の和:1378279

約数の個数: 40

約数和(自身を含む): 4614381000

約数和(自身を除く): 2739962360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1378249, 2756498, 5512996, 6891245, 11025992, 13782490, 22051984, 23430233, 27564980, 46860466, 55129960, 93720932, 110259920, 117151165, 187441864, 234302330, 374883728, 468604660, 937209320, 1874418640]

約数ペア:

[(1, 1874418640), (2, 937209320), (4, 468604660), (5, 374883728), (8, 234302330), (10, 187441864), (16, 117151165), (17, 110259920), (20, 93720932), (34, 55129960), (40, 46860466), (68, 27564980), (80, 23430233), (85, 22051984), (136, 13782490), (170, 11025992), (272, 6891245), (340, 5512996), (680, 2756498), (1360, 1378249)]