28398560

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{7717}}^1$

素因数の和:7755

約数の個数: 48

約数和(自身を含む): 70017696

約数和(自身を除く): 41619136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 7717, 15434, 30868, 38585, 61736, 77170, 123472, 154340, 177491, 246944, 308680, 354982, 617360, 709964, 887455, 1234720, 1419928, 1774910, 2839856, 3549820, 5679712, 7099640, 14199280, 28398560]

約数ペア:

[(1, 28398560), (2, 14199280), (4, 7099640), (5, 5679712), (8, 3549820), (10, 2839856), (16, 1774910), (20, 1419928), (23, 1234720), (32, 887455), (40, 709964), (46, 617360), (80, 354982), (92, 308680), (115, 246944), (160, 177491), (184, 154340), (230, 123472), (368, 77170), (460, 61736), (736, 38585), (920, 30868), (1840, 15434), (3680, 7717)]