961069820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{17791}}^1$

素因数の和:17910

約数の個数: 48

約数和(自身を含む): 2101306368

約数和(自身を除く): 1140236548

約数列:

[1, 2, 4, 5, 10, 20, 37, 73, 74, 146, 148, 185, 292, 365, 370, 730, 740, 1460, 2701, 5402, 10804, 13505, 17791, 27010, 35582, 54020, 71164, 88955, 177910, 355820, 658267, 1298743, 1316534, 2597486, 2633068, 3291335, 5194972, 6493715, 6582670, 12987430, 13165340, 25974860, 48053491, 96106982, 192213964, 240267455, 480534910, 961069820]

約数ペア:

[(1, 961069820), (2, 480534910), (4, 240267455), (5, 192213964), (10, 96106982), (20, 48053491), (37, 25974860), (73, 13165340), (74, 12987430), (146, 6582670), (148, 6493715), (185, 5194972), (292, 3291335), (365, 2633068), (370, 2597486), (730, 1316534), (740, 1298743), (1460, 658267), (2701, 355820), (5402, 177910), (10804, 88955), (13505, 71164), (17791, 54020), (27010, 35582)]