201639454780

素因数分解:

$2^2\times 5^1\times {\mathrm{673}}^1\times {\mathrm{2887}}^1\times {\mathrm{5189}}^1$

素因数の和:8758

約数の個数: 48

約数和(自身を含む): 424300685760

約数和(自身を除く): 222661230980

約数列:

[1, 2, 4, 5, 10, 20, 673, 1346, 2692, 2887, 3365, 5189, 5774, 6730, 10378, 11548, 13460, 14435, 20756, 25945, 28870, 51890, 57740, 103780, 1942951, 3492197, 3885902, 6984394, 7771804, 9714755, 13968788, 14980643, 17460985, 19429510, 29961286, 34921970, 38859020, 59922572, 69843940, 74903215, 149806430, 299612860, 10081972739, 20163945478, 40327890956, 50409863695, 100819727390, 201639454780]

約数ペア:

[(1, 201639454780), (2, 100819727390), (4, 50409863695), (5, 40327890956), (10, 20163945478), (20, 10081972739), (673, 299612860), (1346, 149806430), (2692, 74903215), (2887, 69843940), (3365, 59922572), (5189, 38859020), (5774, 34921970), (6730, 29961286), (10378, 19429510), (11548, 17460985), (13460, 14980643), (14435, 13968788), (20756, 9714755), (25945, 7771804), (28870, 6984394), (51890, 3885902), (57740, 3492197), (103780, 1942951)]