1871740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 4431168

約数和(自身を除く): 2559428

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 313, 460, 598, 626, 1196, 1252, 1495, 1565, 2990, 3130, 4069, 5980, 6260, 7199, 8138, 14398, 16276, 20345, 28796, 35995, 40690, 71990, 81380, 93587, 143980, 187174, 374348, 467935, 935870, 1871740]

約数ペア:

[(1, 1871740), (2, 935870), (4, 467935), (5, 374348), (10, 187174), (13, 143980), (20, 93587), (23, 81380), (26, 71990), (46, 40690), (52, 35995), (65, 28796), (92, 20345), (115, 16276), (130, 14398), (230, 8138), (260, 7199), (299, 6260), (313, 5980), (460, 4069), (598, 3130), (626, 2990), (1196, 1565), (1252, 1495)]