220749412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{2203}}^1$

素因数の和:2308

約数の個数: 48

約数和(自身を含む): 435439872

約数和(自身を除く): 214690460

約数列:

[1, 2, 4, 13, 26, 41, 47, 52, 82, 94, 164, 188, 533, 611, 1066, 1222, 1927, 2132, 2203, 2444, 3854, 4406, 7708, 8812, 25051, 28639, 50102, 57278, 90323, 100204, 103541, 114556, 180646, 207082, 361292, 414164, 1174199, 1346033, 2348398, 2692066, 4245181, 4696796, 5384132, 8490362, 16980724, 55187353, 110374706, 220749412]

約数ペア:

[(1, 220749412), (2, 110374706), (4, 55187353), (13, 16980724), (26, 8490362), (41, 5384132), (47, 4696796), (52, 4245181), (82, 2692066), (94, 2348398), (164, 1346033), (188, 1174199), (533, 414164), (611, 361292), (1066, 207082), (1222, 180646), (1927, 114556), (2132, 103541), (2203, 100204), (2444, 90323), (3854, 57278), (4406, 50102), (7708, 28639), (8812, 25051)]