1687880520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{4688557}}^1$

素因数の和:4688574

約数の個数: 48

約数和(自身を含む): 5485612860

約数和(自身を除く): 3797732340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 4688557, 9377114, 14065671, 18754228, 23442785, 28131342, 37508456, 42197013, 46885570, 56262684, 70328355, 84394026, 93771140, 112525368, 140656710, 168788052, 187542280, 210985065, 281313420, 337576104, 421970130, 562626840, 843940260, 1687880520]

約数ペア:

[(1, 1687880520), (2, 843940260), (3, 562626840), (4, 421970130), (5, 337576104), (6, 281313420), (8, 210985065), (9, 187542280), (10, 168788052), (12, 140656710), (15, 112525368), (18, 93771140), (20, 84394026), (24, 70328355), (30, 56262684), (36, 46885570), (40, 42197013), (45, 37508456), (60, 28131342), (72, 23442785), (90, 18754228), (120, 14065671), (180, 9377114), (360, 4688557)]