55791970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{33013}}^1$

素因数の和:33046

約数の個数: 24

約数和(自身を含む): 108748116

約数和(自身を除く): 52956146

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 33013, 66026, 165065, 330130, 429169, 858338, 2145845, 4291690, 5579197, 11158394, 27895985, 55791970]

約数ペア:

[(1, 55791970), (2, 27895985), (5, 11158394), (10, 5579197), (13, 4291690), (26, 2145845), (65, 858338), (130, 429169), (169, 330130), (338, 165065), (845, 66026), (1690, 33013)]