40914885

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 77783040

約数和(自身を除く): 36868155

約数列:

[1, 3, 5, 11, 15, 19, 31, 33, 55, 57, 93, 95, 155, 165, 209, 285, 341, 421, 465, 589, 627, 1023, 1045, 1263, 1705, 1767, 2105, 2945, 3135, 4631, 5115, 6315, 6479, 7999, 8835, 13051, 13893, 19437, 23155, 23997, 32395, 39153, 39995, 65255, 69465, 87989, 97185, 119985, 143561, 195765, 247969, 263967, 430683, 439945, 717805, 743907, 1239845, 1319835, 2153415, 2727659, 3719535, 8182977, 13638295, 40914885]

約数ペア:

[(1, 40914885), (3, 13638295), (5, 8182977), (11, 3719535), (15, 2727659), (19, 2153415), (31, 1319835), (33, 1239845), (55, 743907), (57, 717805), (93, 439945), (95, 430683), (155, 263967), (165, 247969), (209, 195765), (285, 143561), (341, 119985), (421, 97185), (465, 87989), (589, 69465), (627, 65255), (1023, 39995), (1045, 39153), (1263, 32395), (1705, 23997), (1767, 23155), (2105, 19437), (2945, 13893), (3135, 13051), (4631, 8835), (5115, 7999), (6315, 6479)]