20613960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19087}}^1$

素因数の和:19107

約数の個数: 64

約数和(自身を含む): 68716800

約数和(自身を除く): 48102840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 19087, 38174, 57261, 76348, 95435, 114522, 152696, 171783, 190870, 229044, 286305, 343566, 381740, 458088, 515349, 572610, 687132, 763480, 858915, 1030698, 1145220, 1374264, 1717830, 2061396, 2290440, 2576745, 3435660, 4122792, 5153490, 6871320, 10306980, 20613960]

約数ペア:

[(1, 20613960), (2, 10306980), (3, 6871320), (4, 5153490), (5, 4122792), (6, 3435660), (8, 2576745), (9, 2290440), (10, 2061396), (12, 1717830), (15, 1374264), (18, 1145220), (20, 1030698), (24, 858915), (27, 763480), (30, 687132), (36, 572610), (40, 515349), (45, 458088), (54, 381740), (60, 343566), (72, 286305), (90, 229044), (108, 190870), (120, 171783), (135, 152696), (180, 114522), (216, 95435), (270, 76348), (360, 57261), (540, 38174), (1080, 19087)]