8943400

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{461}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 21053340

約数和(自身を除く): 12109940

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 194, 200, 388, 461, 485, 776, 922, 970, 1844, 1940, 2305, 2425, 3688, 3880, 4610, 4850, 9220, 9700, 11525, 18440, 19400, 23050, 44717, 46100, 89434, 92200, 178868, 223585, 357736, 447170, 894340, 1117925, 1788680, 2235850, 4471700, 8943400]

約数ペア:

[(1, 8943400), (2, 4471700), (4, 2235850), (5, 1788680), (8, 1117925), (10, 894340), (20, 447170), (25, 357736), (40, 223585), (50, 178868), (97, 92200), (100, 89434), (194, 46100), (200, 44717), (388, 23050), (461, 19400), (485, 18440), (776, 11525), (922, 9700), (970, 9220), (1844, 4850), (1940, 4610), (2305, 3880), (2425, 3688)]