788471420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1\times {\mathrm{3691}}^1$

素因数の和:4682

約数の個数: 48

約数和(自身を含む): 1808666496

約数和(自身を除く): 1020195076

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 971, 1942, 3691, 3884, 4855, 7382, 9710, 10681, 14764, 18455, 19420, 21362, 36910, 40601, 42724, 53405, 73820, 81202, 106810, 162404, 203005, 213620, 406010, 812020, 3583961, 7167922, 14335844, 17919805, 35839610, 39423571, 71679220, 78847142, 157694284, 197117855, 394235710, 788471420]

約数ペア:

[(1, 788471420), (2, 394235710), (4, 197117855), (5, 157694284), (10, 78847142), (11, 71679220), (20, 39423571), (22, 35839610), (44, 17919805), (55, 14335844), (110, 7167922), (220, 3583961), (971, 812020), (1942, 406010), (3691, 213620), (3884, 203005), (4855, 162404), (7382, 106810), (9710, 81202), (10681, 73820), (14764, 53405), (18455, 42724), (19420, 40601), (21362, 36910)]