12470680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 29548800

約数和(自身を除く): 17078120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 89, 113, 124, 155, 178, 226, 248, 310, 356, 445, 452, 565, 620, 712, 890, 904, 1130, 1240, 1780, 2260, 2759, 3503, 3560, 4520, 5518, 7006, 10057, 11036, 13795, 14012, 17515, 20114, 22072, 27590, 28024, 35030, 40228, 50285, 55180, 70060, 80456, 100570, 110360, 140120, 201140, 311767, 402280, 623534, 1247068, 1558835, 2494136, 3117670, 6235340, 12470680]

約数ペア:

[(1, 12470680), (2, 6235340), (4, 3117670), (5, 2494136), (8, 1558835), (10, 1247068), (20, 623534), (31, 402280), (40, 311767), (62, 201140), (89, 140120), (113, 110360), (124, 100570), (155, 80456), (178, 70060), (226, 55180), (248, 50285), (310, 40228), (356, 35030), (445, 28024), (452, 27590), (565, 22072), (620, 20114), (712, 17515), (890, 14012), (904, 13795), (1130, 11036), (1240, 10057), (1780, 7006), (2260, 5518), (2759, 4520), (3503, 3560)]