197748680

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{170473}}^1$

素因数の和:170513

約数の個数: 32

約数和(自身を含む): 460279800

約数和(自身を除く): 262531120

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 170473, 340946, 681892, 852365, 1363784, 1704730, 3409460, 4943717, 6818920, 9887434, 19774868, 24718585, 39549736, 49437170, 98874340, 197748680]

約数ペア:

[(1, 197748680), (2, 98874340), (4, 49437170), (5, 39549736), (8, 24718585), (10, 19774868), (20, 9887434), (29, 6818920), (40, 4943717), (58, 3409460), (116, 1704730), (145, 1363784), (232, 852365), (290, 681892), (580, 340946), (1160, 170473)]