20753670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2671}}^1$

素因数の和:2725

約数の個数: 64

約数和(自身を含む): 58484736

約数和(自身を除く): 37731066

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 37, 42, 70, 74, 105, 111, 185, 210, 222, 259, 370, 518, 555, 777, 1110, 1295, 1554, 2590, 2671, 3885, 5342, 7770, 8013, 13355, 16026, 18697, 26710, 37394, 40065, 56091, 80130, 93485, 98827, 112182, 186970, 197654, 280455, 296481, 494135, 560910, 592962, 691789, 988270, 1383578, 1482405, 2075367, 2964810, 3458945, 4150734, 6917890, 10376835, 20753670]

約数ペア:

[(1, 20753670), (2, 10376835), (3, 6917890), (5, 4150734), (6, 3458945), (7, 2964810), (10, 2075367), (14, 1482405), (15, 1383578), (21, 988270), (30, 691789), (35, 592962), (37, 560910), (42, 494135), (70, 296481), (74, 280455), (105, 197654), (111, 186970), (185, 112182), (210, 98827), (222, 93485), (259, 80130), (370, 56091), (518, 40065), (555, 37394), (777, 26710), (1110, 18697), (1295, 16026), (1554, 13355), (2590, 8013), (2671, 7770), (3885, 5342)]