12506020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{877}}^1$

素因数の和:940

約数の個数: 48

約数和(自身を含む): 28320768

約数和(自身を除く): 15814748

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 877, 1426, 1754, 2852, 3508, 3565, 4385, 7130, 8770, 14260, 17540, 20171, 27187, 40342, 54374, 80684, 100855, 108748, 135935, 201710, 271870, 403420, 543740, 625301, 1250602, 2501204, 3126505, 6253010, 12506020]

約数ペア:

[(1, 12506020), (2, 6253010), (4, 3126505), (5, 2501204), (10, 1250602), (20, 625301), (23, 543740), (31, 403420), (46, 271870), (62, 201710), (92, 135935), (115, 108748), (124, 100855), (155, 80684), (230, 54374), (310, 40342), (460, 27187), (620, 20171), (713, 17540), (877, 14260), (1426, 8770), (1754, 7130), (2852, 4385), (3508, 3565)]