20172334580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1234537}}^1$

素因数の和:1234608

約数の個数: 48

約数和(自身を含む): 45628524480

約数和(自身を除く): 25456189900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1634, 3268, 4085, 8170, 16340, 1234537, 2469074, 4938148, 6172685, 12345370, 23456203, 24690740, 46912406, 53085091, 93824812, 106170182, 117281015, 212340364, 234562030, 265425455, 469124060, 530850910, 1008616729, 1061701820, 2017233458, 4034466916, 5043083645, 10086167290, 20172334580]

約数ペア:

[(1, 20172334580), (2, 10086167290), (4, 5043083645), (5, 4034466916), (10, 2017233458), (19, 1061701820), (20, 1008616729), (38, 530850910), (43, 469124060), (76, 265425455), (86, 234562030), (95, 212340364), (172, 117281015), (190, 106170182), (215, 93824812), (380, 53085091), (430, 46912406), (817, 24690740), (860, 23456203), (1634, 12345370), (3268, 6172685), (4085, 4938148), (8170, 2469074), (16340, 1234537)]