1941550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 4062240

約数和(自身を除く): 2120690

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 103, 130, 145, 206, 290, 325, 377, 515, 650, 725, 754, 1030, 1339, 1450, 1885, 2575, 2678, 2987, 3770, 5150, 5974, 6695, 9425, 13390, 14935, 18850, 29870, 33475, 38831, 66950, 74675, 77662, 149350, 194155, 388310, 970775, 1941550]

約数ペア:

[(1, 1941550), (2, 970775), (5, 388310), (10, 194155), (13, 149350), (25, 77662), (26, 74675), (29, 66950), (50, 38831), (58, 33475), (65, 29870), (103, 18850), (130, 14935), (145, 13390), (206, 9425), (290, 6695), (325, 5974), (377, 5150), (515, 3770), (650, 2987), (725, 2678), (754, 2575), (1030, 1885), (1339, 1450)]