56724980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2039}}^1$

素因数の和:2168

約数の個数: 48

約数和(自身を含む): 129548160

約数和(自身を除く): 72823180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 260, 428, 535, 1070, 1391, 2039, 2140, 2782, 4078, 5564, 6955, 8156, 10195, 13910, 20390, 26507, 27820, 40780, 53014, 106028, 132535, 218173, 265070, 436346, 530140, 872692, 1090865, 2181730, 2836249, 4363460, 5672498, 11344996, 14181245, 28362490, 56724980]

約数ペア:

[(1, 56724980), (2, 28362490), (4, 14181245), (5, 11344996), (10, 5672498), (13, 4363460), (20, 2836249), (26, 2181730), (52, 1090865), (65, 872692), (107, 530140), (130, 436346), (214, 265070), (260, 218173), (428, 132535), (535, 106028), (1070, 53014), (1391, 40780), (2039, 27820), (2140, 26507), (2782, 20390), (4078, 13910), (5564, 10195), (6955, 8156)]