56395780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{1217}}^1$

素因数の和:1564

約数の個数: 48

約数和(自身を含む): 135870336

約数和(自身を除く): 79474556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 331, 662, 1217, 1324, 1655, 2317, 2434, 3310, 4634, 4868, 6085, 6620, 8519, 9268, 11585, 12170, 17038, 23170, 24340, 34076, 42595, 46340, 85190, 170380, 402827, 805654, 1611308, 2014135, 2819789, 4028270, 5639578, 8056540, 11279156, 14098945, 28197890, 56395780]

約数ペア:

[(1, 56395780), (2, 28197890), (4, 14098945), (5, 11279156), (7, 8056540), (10, 5639578), (14, 4028270), (20, 2819789), (28, 2014135), (35, 1611308), (70, 805654), (140, 402827), (331, 170380), (662, 85190), (1217, 46340), (1324, 42595), (1655, 34076), (2317, 24340), (2434, 23170), (3310, 17038), (4634, 12170), (4868, 11585), (6085, 9268), (6620, 8519)]