56057540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:525

約数の個数: 96

約数和(自身を含む): 148780800

約数和(自身を除く): 92723260

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 89, 110, 140, 154, 178, 220, 308, 356, 385, 409, 445, 623, 770, 818, 890, 979, 1246, 1540, 1636, 1780, 1958, 2045, 2492, 2863, 3115, 3916, 4090, 4499, 4895, 5726, 6230, 6853, 8180, 8998, 9790, 11452, 12460, 13706, 14315, 17996, 19580, 22495, 27412, 28630, 31493, 34265, 36401, 44990, 57260, 62986, 68530, 72802, 89980, 125972, 137060, 145604, 157465, 182005, 254807, 314930, 364010, 400411, 509614, 629860, 728020, 800822, 1019228, 1274035, 1601644, 2002055, 2548070, 2802877, 4004110, 5096140, 5605754, 8008220, 11211508, 14014385, 28028770, 56057540]

約数ペア:

[(1, 56057540), (2, 28028770), (4, 14014385), (5, 11211508), (7, 8008220), (10, 5605754), (11, 5096140), (14, 4004110), (20, 2802877), (22, 2548070), (28, 2002055), (35, 1601644), (44, 1274035), (55, 1019228), (70, 800822), (77, 728020), (89, 629860), (110, 509614), (140, 400411), (154, 364010), (178, 314930), (220, 254807), (308, 182005), (356, 157465), (385, 145604), (409, 137060), (445, 125972), (623, 89980), (770, 72802), (818, 68530), (890, 62986), (979, 57260), (1246, 44990), (1540, 36401), (1636, 34265), (1780, 31493), (1958, 28630), (2045, 27412), (2492, 22495), (2863, 19580), (3115, 17996), (3916, 14315), (4090, 13706), (4499, 12460), (4895, 11452), (5726, 9790), (6230, 8998), (6853, 8180)]