202277720

素因数分解:

$2^3\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{3881}}^1$

素因数の和:5195

約数の個数: 32

約数和(自身を含む): 455591520

約数和(自身を除く): 253313800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1303, 2606, 3881, 5212, 6515, 7762, 10424, 13030, 15524, 19405, 26060, 31048, 38810, 52120, 77620, 155240, 5056943, 10113886, 20227772, 25284715, 40455544, 50569430, 101138860, 202277720]

約数ペア:

[(1, 202277720), (2, 101138860), (4, 50569430), (5, 40455544), (8, 25284715), (10, 20227772), (20, 10113886), (40, 5056943), (1303, 155240), (2606, 77620), (3881, 52120), (5212, 38810), (6515, 31048), (7762, 26060), (10424, 19405), (13030, 15524)]