12380073820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{487021}}^1$

素因数の和:487102

約数の個数: 48

約数和(自身を含む): 27491417856

約数和(自身を除く): 15111344036

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 1271, 2542, 5084, 6355, 12710, 25420, 487021, 974042, 1948084, 2435105, 4870210, 9740420, 15097651, 19967861, 30195302, 39935722, 60390604, 75488255, 79871444, 99839305, 150976510, 199678610, 301953020, 399357220, 619003691, 1238007382, 2476014764, 3095018455, 6190036910, 12380073820]

約数ペア:

[(1, 12380073820), (2, 6190036910), (4, 3095018455), (5, 2476014764), (10, 1238007382), (20, 619003691), (31, 399357220), (41, 301953020), (62, 199678610), (82, 150976510), (124, 99839305), (155, 79871444), (164, 75488255), (205, 60390604), (310, 39935722), (410, 30195302), (620, 19967861), (820, 15097651), (1271, 9740420), (2542, 4870210), (5084, 2435105), (6355, 1948084), (12710, 974042), (25420, 487021)]