53970440

素因数分解:

$2^3\times 5^1\times {\mathrm{677}}^1\times {\mathrm{1993}}^1$

素因数の和:2681

約数の個数: 32

約数和(自身を含む): 121673880

約数和(自身を除く): 67703440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 677, 1354, 1993, 2708, 3385, 3986, 5416, 6770, 7972, 9965, 13540, 15944, 19930, 27080, 39860, 79720, 1349261, 2698522, 5397044, 6746305, 10794088, 13492610, 26985220, 53970440]

約数ペア:

[(1, 53970440), (2, 26985220), (4, 13492610), (5, 10794088), (8, 6746305), (10, 5397044), (20, 2698522), (40, 1349261), (677, 79720), (1354, 39860), (1993, 27080), (2708, 19930), (3385, 15944), (3986, 13540), (5416, 9965), (6770, 7972)]