397166620

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{3571}}^1$

素因数の和:3730

約数の個数: 48

約数和(自身を含む): 856937088

約数和(自身を除く): 459770468

約数列:

[1, 2, 4, 5, 10, 20, 67, 83, 134, 166, 268, 332, 335, 415, 670, 830, 1340, 1660, 3571, 5561, 7142, 11122, 14284, 17855, 22244, 27805, 35710, 55610, 71420, 111220, 239257, 296393, 478514, 592786, 957028, 1185572, 1196285, 1481965, 2392570, 2963930, 4785140, 5927860, 19858331, 39716662, 79433324, 99291655, 198583310, 397166620]

約数ペア:

[(1, 397166620), (2, 198583310), (4, 99291655), (5, 79433324), (10, 39716662), (20, 19858331), (67, 5927860), (83, 4785140), (134, 2963930), (166, 2392570), (268, 1481965), (332, 1196285), (335, 1185572), (415, 957028), (670, 592786), (830, 478514), (1340, 296393), (1660, 239257), (3571, 111220), (5561, 71420), (7142, 55610), (11122, 35710), (14284, 27805), (17855, 22244)]