379990436

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{1381}}^1$

素因数の和:1740

約数の個数: 48

約数和(自身を含む): 787540992

約数和(自身を除く): 407550556

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 317, 434, 634, 868, 1268, 1381, 2219, 2762, 4438, 5524, 8876, 9667, 9827, 19334, 19654, 38668, 39308, 42811, 68789, 85622, 137578, 171244, 275156, 299677, 437777, 599354, 875554, 1198708, 1751108, 3064439, 6128878, 12257756, 13571087, 27142174, 54284348, 94997609, 189995218, 379990436]

約数ペア:

[(1, 379990436), (2, 189995218), (4, 94997609), (7, 54284348), (14, 27142174), (28, 13571087), (31, 12257756), (62, 6128878), (124, 3064439), (217, 1751108), (317, 1198708), (434, 875554), (634, 599354), (868, 437777), (1268, 299677), (1381, 275156), (2219, 171244), (2762, 137578), (4438, 85622), (5524, 68789), (8876, 42811), (9667, 39308), (9827, 38668), (19334, 19654)]