1169740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 2892960

約数和(自身を除く): 1723220

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 409, 572, 715, 818, 1430, 1636, 2045, 2860, 4090, 4499, 5317, 8180, 8998, 10634, 17996, 21268, 22495, 26585, 44990, 53170, 58487, 89980, 106340, 116974, 233948, 292435, 584870, 1169740]

約数ペア:

[(1, 1169740), (2, 584870), (4, 292435), (5, 233948), (10, 116974), (11, 106340), (13, 89980), (20, 58487), (22, 53170), (26, 44990), (44, 26585), (52, 22495), (55, 21268), (65, 17996), (110, 10634), (130, 8998), (143, 8180), (220, 5317), (260, 4499), (286, 4090), (409, 2860), (572, 2045), (715, 1636), (818, 1430)]