1020840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 3144960

約数和(自身を除く): 2124120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 181, 188, 235, 282, 362, 376, 470, 543, 564, 705, 724, 905, 940, 1086, 1128, 1410, 1448, 1810, 1880, 2172, 2715, 2820, 3620, 4344, 5430, 5640, 7240, 8507, 10860, 17014, 21720, 25521, 34028, 42535, 51042, 68056, 85070, 102084, 127605, 170140, 204168, 255210, 340280, 510420, 1020840]

約数ペア:

[(1, 1020840), (2, 510420), (3, 340280), (4, 255210), (5, 204168), (6, 170140), (8, 127605), (10, 102084), (12, 85070), (15, 68056), (20, 51042), (24, 42535), (30, 34028), (40, 25521), (47, 21720), (60, 17014), (94, 10860), (120, 8507), (141, 7240), (181, 5640), (188, 5430), (235, 4344), (282, 3620), (362, 2820), (376, 2715), (470, 2172), (543, 1880), (564, 1810), (705, 1448), (724, 1410), (905, 1128), (940, 1086)]