56954660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{653}}^1$

素因数の和:765

約数の個数: 72

約数和(自身を含む): 140910840

約数和(自身を除く): 83956180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 89, 98, 140, 178, 196, 245, 356, 445, 490, 623, 653, 890, 980, 1246, 1306, 1780, 2492, 2612, 3115, 3265, 4361, 4571, 6230, 6530, 8722, 9142, 12460, 13060, 17444, 18284, 21805, 22855, 31997, 43610, 45710, 58117, 63994, 87220, 91420, 116234, 127988, 159985, 232468, 290585, 319970, 406819, 581170, 639940, 813638, 1162340, 1627276, 2034095, 2847733, 4068190, 5695466, 8136380, 11390932, 14238665, 28477330, 56954660]

約数ペア:

[(1, 56954660), (2, 28477330), (4, 14238665), (5, 11390932), (7, 8136380), (10, 5695466), (14, 4068190), (20, 2847733), (28, 2034095), (35, 1627276), (49, 1162340), (70, 813638), (89, 639940), (98, 581170), (140, 406819), (178, 319970), (196, 290585), (245, 232468), (356, 159985), (445, 127988), (490, 116234), (623, 91420), (653, 87220), (890, 63994), (980, 58117), (1246, 45710), (1306, 43610), (1780, 31997), (2492, 22855), (2612, 21805), (3115, 18284), (3265, 17444), (4361, 13060), (4571, 12460), (6230, 9142), (6530, 8722)]