1420898360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107971}}^1$

素因数の和:108036

約数の個数: 64

約数和(自身を含む): 3731512320

約数和(自身を除く): 2310613960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2632, 3290, 6580, 13160, 107971, 215942, 431884, 539855, 755797, 863768, 1079710, 1511594, 2159420, 3023188, 3778985, 4318840, 5074637, 6046376, 7557970, 10149274, 15115940, 20298548, 25373185, 30231880, 35522459, 40597096, 50746370, 71044918, 101492740, 142089836, 177612295, 202985480, 284179672, 355224590, 710449180, 1420898360]

約数ペア:

[(1, 1420898360), (2, 710449180), (4, 355224590), (5, 284179672), (7, 202985480), (8, 177612295), (10, 142089836), (14, 101492740), (20, 71044918), (28, 50746370), (35, 40597096), (40, 35522459), (47, 30231880), (56, 25373185), (70, 20298548), (94, 15115940), (140, 10149274), (188, 7557970), (235, 6046376), (280, 5074637), (329, 4318840), (376, 3778985), (470, 3023188), (658, 2159420), (940, 1511594), (1316, 1079710), (1645, 863768), (1880, 755797), (2632, 539855), (3290, 431884), (6580, 215942), (13160, 107971)]