2055780

素因数分解:

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

素因数の和:77

約数の個数: 96

約数和(自身を含む): 6612480

約数和(自身を除く): 4556700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 54, 60, 81, 90, 94, 108, 135, 141, 162, 180, 188, 235, 243, 270, 282, 324, 405, 423, 470, 486, 540, 564, 705, 729, 810, 846, 940, 972, 1215, 1269, 1410, 1458, 1620, 1692, 2115, 2187, 2430, 2538, 2820, 2916, 3645, 3807, 4230, 4374, 4860, 5076, 6345, 7290, 7614, 8460, 8748, 10935, 11421, 12690, 14580, 15228, 19035, 21870, 22842, 25380, 34263, 38070, 43740, 45684, 57105, 68526, 76140, 102789, 114210, 137052, 171315, 205578, 228420, 342630, 411156, 513945, 685260, 1027890, 2055780]

約数ペア:

[(1, 2055780), (2, 1027890), (3, 685260), (4, 513945), (5, 411156), (6, 342630), (9, 228420), (10, 205578), (12, 171315), (15, 137052), (18, 114210), (20, 102789), (27, 76140), (30, 68526), (36, 57105), (45, 45684), (47, 43740), (54, 38070), (60, 34263), (81, 25380), (90, 22842), (94, 21870), (108, 19035), (135, 15228), (141, 14580), (162, 12690), (180, 11421), (188, 10935), (235, 8748), (243, 8460), (270, 7614), (282, 7290), (324, 6345), (405, 5076), (423, 4860), (470, 4374), (486, 4230), (540, 3807), (564, 3645), (705, 2916), (729, 2820), (810, 2538), (846, 2430), (940, 2187), (972, 2115), (1215, 1692), (1269, 1620), (1410, 1458)]