40338440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{32531}}^1$

素因数の和:32573

約数の個数: 32

約数和(自身を含む): 93692160

約数和(自身を除く): 53353720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 32531, 65062, 130124, 162655, 260248, 325310, 650620, 1008461, 1301240, 2016922, 4033844, 5042305, 8067688, 10084610, 20169220, 40338440]

約数ペア:

[(1, 40338440), (2, 20169220), (4, 10084610), (5, 8067688), (8, 5042305), (10, 4033844), (20, 2016922), (31, 1301240), (40, 1008461), (62, 650620), (124, 325310), (155, 260248), (248, 162655), (310, 130124), (620, 65062), (1240, 32531)]