2096280

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{647}}^1$

素因数の和:670

約数の個数: 80

約数和(自身を含む): 7056720

約数和(自身を除く): 4960440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 647, 648, 810, 1080, 1294, 1620, 1941, 2588, 3235, 3240, 3882, 5176, 5823, 6470, 7764, 9705, 11646, 12940, 15528, 17469, 19410, 23292, 25880, 29115, 34938, 38820, 46584, 52407, 58230, 69876, 77640, 87345, 104814, 116460, 139752, 174690, 209628, 232920, 262035, 349380, 419256, 524070, 698760, 1048140, 2096280]

約数ペア:

[(1, 2096280), (2, 1048140), (3, 698760), (4, 524070), (5, 419256), (6, 349380), (8, 262035), (9, 232920), (10, 209628), (12, 174690), (15, 139752), (18, 116460), (20, 104814), (24, 87345), (27, 77640), (30, 69876), (36, 58230), (40, 52407), (45, 46584), (54, 38820), (60, 34938), (72, 29115), (81, 25880), (90, 23292), (108, 19410), (120, 17469), (135, 15528), (162, 12940), (180, 11646), (216, 9705), (270, 7764), (324, 6470), (360, 5823), (405, 5176), (540, 3882), (647, 3240), (648, 3235), (810, 2588), (1080, 1941), (1294, 1620)]