201836840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^2\times {\mathrm{2729}}^1$

素因数の和:2826

約数の個数: 48

約数和(自身を含む): 465110100

約数和(自身を除く): 263273260

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 1849, 2729, 3698, 5458, 7396, 9245, 10916, 13645, 14792, 18490, 21832, 27290, 36980, 54580, 73960, 109160, 117347, 234694, 469388, 586735, 938776, 1173470, 2346940, 4693880, 5045921, 10091842, 20183684, 25229605, 40367368, 50459210, 100918420, 201836840]

約数ペア:

[(1, 201836840), (2, 100918420), (4, 50459210), (5, 40367368), (8, 25229605), (10, 20183684), (20, 10091842), (40, 5045921), (43, 4693880), (86, 2346940), (172, 1173470), (215, 938776), (344, 586735), (430, 469388), (860, 234694), (1720, 117347), (1849, 109160), (2729, 73960), (3698, 54580), (5458, 36980), (7396, 27290), (9245, 21832), (10916, 18490), (13645, 14792)]