6687920

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2039}}^1$

素因数の和:2093

約数の個数: 40

約数和(自身を含む): 15936480

約数和(自身を除く): 9248560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 2039, 3280, 4078, 8156, 10195, 16312, 20390, 32624, 40780, 81560, 83599, 163120, 167198, 334396, 417995, 668792, 835990, 1337584, 1671980, 3343960, 6687920]

約数ペア:

[(1, 6687920), (2, 3343960), (4, 1671980), (5, 1337584), (8, 835990), (10, 668792), (16, 417995), (20, 334396), (40, 167198), (41, 163120), (80, 83599), (82, 81560), (164, 40780), (205, 32624), (328, 20390), (410, 16312), (656, 10195), (820, 8156), (1640, 4078), (2039, 3280)]