56183920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{607}}^1$

素因数の和:722

約数の個数: 80

約数和(自身を含む): 142490880

約数和(自身を除く): 86306960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 89, 104, 130, 178, 208, 260, 356, 445, 520, 607, 712, 890, 1040, 1157, 1214, 1424, 1780, 2314, 2428, 3035, 3560, 4628, 4856, 5785, 6070, 7120, 7891, 9256, 9712, 11570, 12140, 15782, 18512, 23140, 24280, 31564, 39455, 46280, 48560, 54023, 63128, 78910, 92560, 108046, 126256, 157820, 216092, 270115, 315640, 432184, 540230, 631280, 702299, 864368, 1080460, 1404598, 2160920, 2809196, 3511495, 4321840, 5618392, 7022990, 11236784, 14045980, 28091960, 56183920]

約数ペア:

[(1, 56183920), (2, 28091960), (4, 14045980), (5, 11236784), (8, 7022990), (10, 5618392), (13, 4321840), (16, 3511495), (20, 2809196), (26, 2160920), (40, 1404598), (52, 1080460), (65, 864368), (80, 702299), (89, 631280), (104, 540230), (130, 432184), (178, 315640), (208, 270115), (260, 216092), (356, 157820), (445, 126256), (520, 108046), (607, 92560), (712, 78910), (890, 63128), (1040, 54023), (1157, 48560), (1214, 46280), (1424, 39455), (1780, 31564), (2314, 24280), (2428, 23140), (3035, 18512), (3560, 15782), (4628, 12140), (4856, 11570), (5785, 9712), (6070, 9256), (7120, 7891)]