20193457590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{642899}}^1$

素因数の和:643261

約数の個数: 48

約数和(自身を含む): 52653510000

約数和(自身を除く): 32460052410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 349, 698, 1047, 1745, 2094, 3141, 3490, 5235, 6282, 10470, 15705, 31410, 642899, 1285798, 1928697, 3214495, 3857394, 5786091, 6428990, 9643485, 11572182, 19286970, 28930455, 57860910, 224371751, 448743502, 673115253, 1121858755, 1346230506, 2019345759, 2243717510, 3365576265, 4038691518, 6731152530, 10096728795, 20193457590]

約数ペア:

[(1, 20193457590), (2, 10096728795), (3, 6731152530), (5, 4038691518), (6, 3365576265), (9, 2243717510), (10, 2019345759), (15, 1346230506), (18, 1121858755), (30, 673115253), (45, 448743502), (90, 224371751), (349, 57860910), (698, 28930455), (1047, 19286970), (1745, 11572182), (2094, 9643485), (3141, 6428990), (3490, 5786091), (5235, 3857394), (6282, 3214495), (10470, 1928697), (15705, 1285798), (31410, 642899)]