461922640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{339649}}^1$

素因数の和:339679

約数の個数: 40

約数和(自身を含む): 1137148200

約数和(自身を除く): 675225560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 339649, 679298, 1358596, 1698245, 2717192, 3396490, 5434384, 5774033, 6792980, 11548066, 13585960, 23096132, 27171920, 28870165, 46192264, 57740330, 92384528, 115480660, 230961320, 461922640]

約数ペア:

[(1, 461922640), (2, 230961320), (4, 115480660), (5, 92384528), (8, 57740330), (10, 46192264), (16, 28870165), (17, 27171920), (20, 23096132), (34, 13585960), (40, 11548066), (68, 6792980), (80, 5774033), (85, 5434384), (136, 3396490), (170, 2717192), (272, 1698245), (340, 1358596), (680, 679298), (1360, 339649)]