2154060

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{3989}}^1$

素因数の和:4007

約数の個数: 48

約数和(自身を含む): 6703200

約数和(自身を除く): 4549140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 3989, 7978, 11967, 15956, 19945, 23934, 35901, 39890, 47868, 59835, 71802, 79780, 107703, 119670, 143604, 179505, 215406, 239340, 359010, 430812, 538515, 718020, 1077030, 2154060]

約数ペア:

[(1, 2154060), (2, 1077030), (3, 718020), (4, 538515), (5, 430812), (6, 359010), (9, 239340), (10, 215406), (12, 179505), (15, 143604), (18, 119670), (20, 107703), (27, 79780), (30, 71802), (36, 59835), (45, 47868), (54, 39890), (60, 35901), (90, 23934), (108, 19945), (135, 15956), (180, 11967), (270, 7978), (540, 3989)]