201831990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{395749}}^1$

素因数の和:395776

約数の個数: 32

約数和(自身を含む): 512892000

約数和(自身を除く): 311060010

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 395749, 791498, 1187247, 1978745, 2374494, 3957490, 5936235, 6727733, 11872470, 13455466, 20183199, 33638665, 40366398, 67277330, 100915995, 201831990]

約数ペア:

[(1, 201831990), (2, 100915995), (3, 67277330), (5, 40366398), (6, 33638665), (10, 20183199), (15, 13455466), (17, 11872470), (30, 6727733), (34, 5936235), (51, 3957490), (85, 2374494), (102, 1978745), (170, 1187247), (255, 791498), (510, 395749)]