1990403710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2531}}^1\times {\mathrm{4139}}^1$

素因数の和:6696

約数の個数: 32

約数和(自身を含む): 3773692800

約数和(自身を除く): 1783289090

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 2531, 4139, 5062, 8278, 12655, 20695, 25310, 41390, 48089, 78641, 96178, 157282, 240445, 393205, 480890, 786410, 10475809, 20951618, 52379045, 104758090, 199040371, 398080742, 995201855, 1990403710]

約数ペア:

[(1, 1990403710), (2, 995201855), (5, 398080742), (10, 199040371), (19, 104758090), (38, 52379045), (95, 20951618), (190, 10475809), (2531, 786410), (4139, 480890), (5062, 393205), (8278, 240445), (12655, 157282), (20695, 96178), (25310, 78641), (41390, 48089)]