8389866820

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1229}}^1\times {\mathrm{1973}}^1$

素因数の和:3384

約数の個数: 48

約数和(自身を含む): 17743970160

約数和(自身を除く): 9354103340

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1229, 1730, 1973, 2458, 3460, 3946, 4916, 6145, 7892, 9865, 12290, 19730, 24580, 39460, 212617, 341329, 425234, 682658, 850468, 1063085, 1365316, 1706645, 2126170, 2424817, 3413290, 4252340, 4849634, 6826580, 9699268, 12124085, 24248170, 48496340, 419493341, 838986682, 1677973364, 2097466705, 4194933410, 8389866820]

約数ペア:

[(1, 8389866820), (2, 4194933410), (4, 2097466705), (5, 1677973364), (10, 838986682), (20, 419493341), (173, 48496340), (346, 24248170), (692, 12124085), (865, 9699268), (1229, 6826580), (1730, 4849634), (1973, 4252340), (2458, 3413290), (3460, 2424817), (3946, 2126170), (4916, 1706645), (6145, 1365316), (7892, 1063085), (9865, 850468), (12290, 682658), (19730, 425234), (24580, 341329), (39460, 212617)]