20293620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 59875200

約数和(自身を除く): 39581580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 107, 109, 116, 145, 174, 214, 218, 290, 321, 327, 348, 428, 435, 436, 535, 545, 580, 642, 654, 870, 1070, 1090, 1284, 1308, 1605, 1635, 1740, 2140, 2180, 3103, 3161, 3210, 3270, 6206, 6322, 6420, 6540, 9309, 9483, 11663, 12412, 12644, 15515, 15805, 18618, 18966, 23326, 31030, 31610, 34989, 37236, 37932, 46545, 46652, 47415, 58315, 62060, 63220, 69978, 93090, 94830, 116630, 139956, 174945, 186180, 189660, 233260, 338227, 349890, 676454, 699780, 1014681, 1352908, 1691135, 2029362, 3382270, 4058724, 5073405, 6764540, 10146810, 20293620]

約数ペア:

[(1, 20293620), (2, 10146810), (3, 6764540), (4, 5073405), (5, 4058724), (6, 3382270), (10, 2029362), (12, 1691135), (15, 1352908), (20, 1014681), (29, 699780), (30, 676454), (58, 349890), (60, 338227), (87, 233260), (107, 189660), (109, 186180), (116, 174945), (145, 139956), (174, 116630), (214, 94830), (218, 93090), (290, 69978), (321, 63220), (327, 62060), (348, 58315), (428, 47415), (435, 46652), (436, 46545), (535, 37932), (545, 37236), (580, 34989), (642, 31610), (654, 31030), (870, 23326), (1070, 18966), (1090, 18618), (1284, 15805), (1308, 15515), (1605, 12644), (1635, 12412), (1740, 11663), (2140, 9483), (2180, 9309), (3103, 6540), (3161, 6420), (3210, 6322), (3270, 6206)]