11691920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8597}}^1$

素因数の和:8627

約数の個数: 40

約数和(自身を含む): 28786104

約数和(自身を除く): 17094184

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 8597, 17194, 34388, 42985, 68776, 85970, 137552, 146149, 171940, 292298, 343880, 584596, 687760, 730745, 1169192, 1461490, 2338384, 2922980, 5845960, 11691920]

約数ペア:

[(1, 11691920), (2, 5845960), (4, 2922980), (5, 2338384), (8, 1461490), (10, 1169192), (16, 730745), (17, 687760), (20, 584596), (34, 343880), (40, 292298), (68, 171940), (80, 146149), (85, 137552), (136, 85970), (170, 68776), (272, 42985), (340, 34388), (680, 17194), (1360, 8597)]