9091400

素因数分解:

$2^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{347}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 21360240

約数和(自身を除く): 12268840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 131, 200, 262, 347, 524, 655, 694, 1048, 1310, 1388, 1735, 2620, 2776, 3275, 3470, 5240, 6550, 6940, 8675, 13100, 13880, 17350, 26200, 34700, 45457, 69400, 90914, 181828, 227285, 363656, 454570, 909140, 1136425, 1818280, 2272850, 4545700, 9091400]

約数ペア:

[(1, 9091400), (2, 4545700), (4, 2272850), (5, 1818280), (8, 1136425), (10, 909140), (20, 454570), (25, 363656), (40, 227285), (50, 181828), (100, 90914), (131, 69400), (200, 45457), (262, 34700), (347, 26200), (524, 17350), (655, 13880), (694, 13100), (1048, 8675), (1310, 6940), (1388, 6550), (1735, 5240), (2620, 3470), (2776, 3275)]