2473740

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{509}}^1$

素因数の和:533

約数の個数: 72

約数和(自身を含む): 7796880

約数和(自身を除く): 5323140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 509, 540, 810, 972, 1018, 1215, 1527, 1620, 2036, 2430, 2545, 3054, 4581, 4860, 5090, 6108, 7635, 9162, 10180, 13743, 15270, 18324, 22905, 27486, 30540, 41229, 45810, 54972, 68715, 82458, 91620, 123687, 137430, 164916, 206145, 247374, 274860, 412290, 494748, 618435, 824580, 1236870, 2473740]

約数ペア:

[(1, 2473740), (2, 1236870), (3, 824580), (4, 618435), (5, 494748), (6, 412290), (9, 274860), (10, 247374), (12, 206145), (15, 164916), (18, 137430), (20, 123687), (27, 91620), (30, 82458), (36, 68715), (45, 54972), (54, 45810), (60, 41229), (81, 30540), (90, 27486), (108, 22905), (135, 18324), (162, 15270), (180, 13743), (243, 10180), (270, 9162), (324, 7635), (405, 6108), (486, 5090), (509, 4860), (540, 4581), (810, 3054), (972, 2545), (1018, 2430), (1215, 2036), (1527, 1620)]