140947984

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{461}}^1$

素因数の和:763

約数の個数: 40

約数和(自身を含む): 277904088

約数和(自身を除く): 136956104

約数列:

[1, 2, 4, 8, 16, 97, 194, 197, 388, 394, 461, 776, 788, 922, 1552, 1576, 1844, 3152, 3688, 7376, 19109, 38218, 44717, 76436, 89434, 90817, 152872, 178868, 181634, 305744, 357736, 363268, 715472, 726536, 1453072, 8809249, 17618498, 35236996, 70473992, 140947984]

約数ペア:

[(1, 140947984), (2, 70473992), (4, 35236996), (8, 17618498), (16, 8809249), (97, 1453072), (194, 726536), (197, 715472), (388, 363268), (394, 357736), (461, 305744), (776, 181634), (788, 178868), (922, 152872), (1552, 90817), (1576, 89434), (1844, 76436), (3152, 44717), (3688, 38218), (7376, 19109)]