19572420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{46601}}^1$

素因数の和:46620

約数の個数: 48

約数和(自身を含む): 62633088

約数和(自身を除く): 43060668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 46601, 93202, 139803, 186404, 233005, 279606, 326207, 466010, 559212, 652414, 699015, 932020, 978621, 1304828, 1398030, 1631035, 1957242, 2796060, 3262070, 3914484, 4893105, 6524140, 9786210, 19572420]

約数ペア:

[(1, 19572420), (2, 9786210), (3, 6524140), (4, 4893105), (5, 3914484), (6, 3262070), (7, 2796060), (10, 1957242), (12, 1631035), (14, 1398030), (15, 1304828), (20, 978621), (21, 932020), (28, 699015), (30, 652414), (35, 559212), (42, 466010), (60, 326207), (70, 279606), (84, 233005), (105, 186404), (140, 139803), (210, 93202), (420, 46601)]