1866970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:342

約数の個数: 32

約数和(自身を含む): 3888000

約数和(自身を除く): 2021030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 149, 179, 298, 358, 745, 895, 1043, 1253, 1490, 1790, 2086, 2506, 5215, 6265, 10430, 12530, 26671, 53342, 133355, 186697, 266710, 373394, 933485, 1866970]

約数ペア:

[(1, 1866970), (2, 933485), (5, 373394), (7, 266710), (10, 186697), (14, 133355), (35, 53342), (70, 26671), (149, 12530), (179, 10430), (298, 6265), (358, 5215), (745, 2506), (895, 2086), (1043, 1790), (1253, 1490)]