20962080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{14557}}^1$

素因数の和:14578

約数の個数: 72

約数和(自身を含む): 71538012

約数和(自身を除く): 50575932

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 14557, 29114, 43671, 58228, 72785, 87342, 116456, 131013, 145570, 174684, 218355, 232912, 262026, 291140, 349368, 436710, 465824, 524052, 582280, 655065, 698736, 873420, 1048104, 1164560, 1310130, 1397472, 1746840, 2096208, 2329120, 2620260, 3493680, 4192416, 5240520, 6987360, 10481040, 20962080]

約数ペア:

[(1, 20962080), (2, 10481040), (3, 6987360), (4, 5240520), (5, 4192416), (6, 3493680), (8, 2620260), (9, 2329120), (10, 2096208), (12, 1746840), (15, 1397472), (16, 1310130), (18, 1164560), (20, 1048104), (24, 873420), (30, 698736), (32, 655065), (36, 582280), (40, 524052), (45, 465824), (48, 436710), (60, 349368), (72, 291140), (80, 262026), (90, 232912), (96, 218355), (120, 174684), (144, 145570), (160, 131013), (180, 116456), (240, 87342), (288, 72785), (360, 58228), (480, 43671), (720, 29114), (1440, 14557)]