23285960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:342

約数の個数: 64

約数和(自身を含む): 54950400

約数和(自身を除く): 31664440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 89, 124, 155, 178, 211, 248, 310, 356, 422, 445, 620, 712, 844, 890, 1055, 1240, 1688, 1780, 2110, 2759, 3560, 4220, 5518, 6541, 8440, 11036, 13082, 13795, 18779, 22072, 26164, 27590, 32705, 37558, 52328, 55180, 65410, 75116, 93895, 110360, 130820, 150232, 187790, 261640, 375580, 582149, 751160, 1164298, 2328596, 2910745, 4657192, 5821490, 11642980, 23285960]

約数ペア:

[(1, 23285960), (2, 11642980), (4, 5821490), (5, 4657192), (8, 2910745), (10, 2328596), (20, 1164298), (31, 751160), (40, 582149), (62, 375580), (89, 261640), (124, 187790), (155, 150232), (178, 130820), (211, 110360), (248, 93895), (310, 75116), (356, 65410), (422, 55180), (445, 52328), (620, 37558), (712, 32705), (844, 27590), (890, 26164), (1055, 22072), (1240, 18779), (1688, 13795), (1780, 13082), (2110, 11036), (2759, 8440), (3560, 6541), (4220, 5518)]