47389880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{69691}}^1$

素因数の和:69719

約数の個数: 32

約数和(自身を含む): 112901040

約数和(自身を除く): 65511160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 69691, 139382, 278764, 348455, 557528, 696910, 1184747, 1393820, 2369494, 2787640, 4738988, 5923735, 9477976, 11847470, 23694940, 47389880]

約数ペア:

[(1, 47389880), (2, 23694940), (4, 11847470), (5, 9477976), (8, 5923735), (10, 4738988), (17, 2787640), (20, 2369494), (34, 1393820), (40, 1184747), (68, 696910), (85, 557528), (136, 348455), (170, 278764), (340, 139382), (680, 69691)]