2583620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 6162240

約数和(自身を除く): 3578620

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 523, 988, 1046, 1235, 2092, 2470, 2615, 4940, 5230, 6799, 9937, 10460, 13598, 19874, 27196, 33995, 39748, 49685, 67990, 99370, 129181, 135980, 198740, 258362, 516724, 645905, 1291810, 2583620]

約数ペア:

[(1, 2583620), (2, 1291810), (4, 645905), (5, 516724), (10, 258362), (13, 198740), (19, 135980), (20, 129181), (26, 99370), (38, 67990), (52, 49685), (65, 39748), (76, 33995), (95, 27196), (130, 19874), (190, 13598), (247, 10460), (260, 9937), (380, 6799), (494, 5230), (523, 4940), (988, 2615), (1046, 2470), (1235, 2092)]