858677740

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{359}}^1\times {\mathrm{2027}}^1$

素因数の和:2454

約数の個数: 48

約数和(自身を含む): 1839801600

約数和(自身を除く): 981123860

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 359, 590, 718, 1180, 1436, 1795, 2027, 3590, 4054, 7180, 8108, 10135, 20270, 21181, 40540, 42362, 84724, 105905, 119593, 211810, 239186, 423620, 478372, 597965, 727693, 1195930, 1455386, 2391860, 2910772, 3638465, 7276930, 14553860, 42933887, 85867774, 171735548, 214669435, 429338870, 858677740]

約数ペア:

[(1, 858677740), (2, 429338870), (4, 214669435), (5, 171735548), (10, 85867774), (20, 42933887), (59, 14553860), (118, 7276930), (236, 3638465), (295, 2910772), (359, 2391860), (590, 1455386), (718, 1195930), (1180, 727693), (1436, 597965), (1795, 478372), (2027, 423620), (3590, 239186), (4054, 211810), (7180, 119593), (8108, 105905), (10135, 84724), (20270, 42362), (21181, 40540)]