39989520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{55541}}^1$

素因数の和:55560

約数の個数: 60

約数和(自身を含む): 134300556

約数和(自身を除く): 94311036

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 55541, 111082, 166623, 222164, 277705, 333246, 444328, 499869, 555410, 666492, 833115, 888656, 999738, 1110820, 1332984, 1666230, 1999476, 2221640, 2499345, 2665968, 3332460, 3998952, 4443280, 4998690, 6664920, 7997904, 9997380, 13329840, 19994760, 39989520]

約数ペア:

[(1, 39989520), (2, 19994760), (3, 13329840), (4, 9997380), (5, 7997904), (6, 6664920), (8, 4998690), (9, 4443280), (10, 3998952), (12, 3332460), (15, 2665968), (16, 2499345), (18, 2221640), (20, 1999476), (24, 1666230), (30, 1332984), (36, 1110820), (40, 999738), (45, 888656), (48, 833115), (60, 666492), (72, 555410), (80, 499869), (90, 444328), (120, 333246), (144, 277705), (180, 222164), (240, 166623), (360, 111082), (720, 55541)]