20336930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 40317696

約数和(自身を除く): 19980766

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 227, 289, 310, 454, 527, 578, 1054, 1135, 1445, 2270, 2635, 2890, 3859, 5270, 7037, 7718, 8959, 14074, 17918, 19295, 35185, 38590, 44795, 65603, 70370, 89590, 119629, 131206, 239258, 328015, 598145, 656030, 1196290, 2033693, 4067386, 10168465, 20336930]

約数ペア:

[(1, 20336930), (2, 10168465), (5, 4067386), (10, 2033693), (17, 1196290), (31, 656030), (34, 598145), (62, 328015), (85, 239258), (155, 131206), (170, 119629), (227, 89590), (289, 70370), (310, 65603), (454, 44795), (527, 38590), (578, 35185), (1054, 19295), (1135, 17918), (1445, 14074), (2270, 8959), (2635, 7718), (2890, 7037), (3859, 5270)]