2016009980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1019}}^1\times {\mathrm{3191}}^1$

素因数の和:4250

約数の個数: 48

約数和(自身を含む): 4375848960

約数和(自身を除く): 2359838980

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 1019, 2038, 3191, 4076, 5095, 6382, 10190, 12764, 15955, 20380, 31589, 31910, 63178, 63820, 98921, 126356, 157945, 197842, 315890, 395684, 494605, 631780, 989210, 1978420, 3251629, 6503258, 13006516, 16258145, 32516290, 65032580, 100800499, 201600998, 403201996, 504002495, 1008004990, 2016009980]

約数ペア:

[(1, 2016009980), (2, 1008004990), (4, 504002495), (5, 403201996), (10, 201600998), (20, 100800499), (31, 65032580), (62, 32516290), (124, 16258145), (155, 13006516), (310, 6503258), (620, 3251629), (1019, 1978420), (2038, 989210), (3191, 631780), (4076, 494605), (5095, 395684), (6382, 315890), (10190, 197842), (12764, 157945), (15955, 126356), (20380, 98921), (31589, 63820), (31910, 63178)]