20052420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2243}}^1$

素因数の和:2404

約数の個数: 48

約数和(自身を含む): 56548800

約数和(自身を除く): 36496380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 596, 745, 894, 1490, 1788, 2235, 2243, 2980, 4470, 4486, 6729, 8940, 8972, 11215, 13458, 22430, 26916, 33645, 44860, 67290, 134580, 334207, 668414, 1002621, 1336828, 1671035, 2005242, 3342070, 4010484, 5013105, 6684140, 10026210, 20052420]

約数ペア:

[(1, 20052420), (2, 10026210), (3, 6684140), (4, 5013105), (5, 4010484), (6, 3342070), (10, 2005242), (12, 1671035), (15, 1336828), (20, 1002621), (30, 668414), (60, 334207), (149, 134580), (298, 67290), (447, 44860), (596, 33645), (745, 26916), (894, 22430), (1490, 13458), (1788, 11215), (2235, 8972), (2243, 8940), (2980, 6729), (4470, 4486)]