939609860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{231431}}^1$

素因数の和:231476

約数の個数: 48

約数和(自身を含む): 2332834560

約数和(自身を除く): 1393224700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 231431, 462862, 925724, 1157155, 1620017, 2314310, 3240034, 4628620, 6480068, 6711499, 8100085, 13422998, 16200170, 26845996, 32400340, 33557495, 46980493, 67114990, 93960986, 134229980, 187921972, 234902465, 469804930, 939609860]

約数ペア:

[(1, 939609860), (2, 469804930), (4, 234902465), (5, 187921972), (7, 134229980), (10, 93960986), (14, 67114990), (20, 46980493), (28, 33557495), (29, 32400340), (35, 26845996), (58, 16200170), (70, 13422998), (116, 8100085), (140, 6711499), (145, 6480068), (203, 4628620), (290, 3240034), (406, 2314310), (580, 1620017), (812, 1157155), (1015, 925724), (2030, 462862), (4060, 231431)]