47878220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1721}}^1$

素因数の和:1850

約数の個数: 48

約数和(自身を含む): 109353888

約数和(自身を除く): 61475668

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 260, 428, 535, 1070, 1391, 1721, 2140, 2782, 3442, 5564, 6884, 6955, 8605, 13910, 17210, 22373, 27820, 34420, 44746, 89492, 111865, 184147, 223730, 368294, 447460, 736588, 920735, 1841470, 2393911, 3682940, 4787822, 9575644, 11969555, 23939110, 47878220]

約数ペア:

[(1, 47878220), (2, 23939110), (4, 11969555), (5, 9575644), (10, 4787822), (13, 3682940), (20, 2393911), (26, 1841470), (52, 920735), (65, 736588), (107, 447460), (130, 368294), (214, 223730), (260, 184147), (428, 111865), (535, 89492), (1070, 44746), (1391, 34420), (1721, 27820), (2140, 22373), (2782, 17210), (3442, 13910), (5564, 8605), (6884, 6955)]