201791420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{4259}}^1$

素因数の和:4394

約数の個数: 48

約数和(自身を含む): 446584320

約数和(自身を除く): 244792900

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 103, 115, 206, 230, 412, 460, 515, 1030, 2060, 2369, 4259, 4738, 8518, 9476, 11845, 17036, 21295, 23690, 42590, 47380, 85180, 97957, 195914, 391828, 438677, 489785, 877354, 979570, 1754708, 1959140, 2193385, 4386770, 8773540, 10089571, 20179142, 40358284, 50447855, 100895710, 201791420]

約数ペア:

[(1, 201791420), (2, 100895710), (4, 50447855), (5, 40358284), (10, 20179142), (20, 10089571), (23, 8773540), (46, 4386770), (92, 2193385), (103, 1959140), (115, 1754708), (206, 979570), (230, 877354), (412, 489785), (460, 438677), (515, 391828), (1030, 195914), (2060, 97957), (2369, 85180), (4259, 47380), (4738, 42590), (8518, 23690), (9476, 21295), (11845, 17036)]