2100038780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{100673}}^1$

素因数の和:100838

約数の個数: 48

約数和(自身を含む): 5073969600

約数和(自身を除く): 2973930820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 2086, 2980, 4172, 5215, 10430, 20860, 100673, 201346, 402692, 503365, 704711, 1006730, 1409422, 2013460, 2818844, 3523555, 7047110, 14094220, 15000277, 30000554, 60001108, 75001385, 105001939, 150002770, 210003878, 300005540, 420007756, 525009695, 1050019390, 2100038780]

約数ペア:

[(1, 2100038780), (2, 1050019390), (4, 525009695), (5, 420007756), (7, 300005540), (10, 210003878), (14, 150002770), (20, 105001939), (28, 75001385), (35, 60001108), (70, 30000554), (140, 15000277), (149, 14094220), (298, 7047110), (596, 3523555), (745, 2818844), (1043, 2013460), (1490, 1409422), (2086, 1006730), (2980, 704711), (4172, 503365), (5215, 402692), (10430, 201346), (20860, 100673)]