20248720120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16329613}}^1$

素因数の和:16329655

約数の個数: 32

約数和(自身を含む): 47029288320

約数和(自身を除く): 26780568200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 16329613, 32659226, 65318452, 81648065, 130636904, 163296130, 326592260, 506218003, 653184520, 1012436006, 2024872012, 2531090015, 4049744024, 5062180030, 10124360060, 20248720120]

約数ペア:

[(1, 20248720120), (2, 10124360060), (4, 5062180030), (5, 4049744024), (8, 2531090015), (10, 2024872012), (20, 1012436006), (31, 653184520), (40, 506218003), (62, 326592260), (124, 163296130), (155, 130636904), (248, 81648065), (310, 65318452), (620, 32659226), (1240, 16329613)]