188748680

素因数分解:

$2^3\times 5^1\times {\mathrm{569}}^1\times {\mathrm{8293}}^1$

素因数の和:8873

約数の個数: 32

約数和(自身を含む): 425482200

約数和(自身を除く): 236733520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 569, 1138, 2276, 2845, 4552, 5690, 8293, 11380, 16586, 22760, 33172, 41465, 66344, 82930, 165860, 331720, 4718717, 9437434, 18874868, 23593585, 37749736, 47187170, 94374340, 188748680]

約数ペア:

[(1, 188748680), (2, 94374340), (4, 47187170), (5, 37749736), (8, 23593585), (10, 18874868), (20, 9437434), (40, 4718717), (569, 331720), (1138, 165860), (2276, 82930), (2845, 66344), (4552, 41465), (5690, 33172), (8293, 22760), (11380, 16586)]