20992803120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29156671}}^1$

素因数の和:29156690

約数の個数: 60

約数和(自身を含む): 70500832896

約数和(自身を除く): 49508029776

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, 29156671, 58313342, 87470013, 116626684, 145783355, 174940026, 233253368, 262410039, 291566710, 349880052, 437350065, 466506736, 524820078, 583133420, 699760104, 874700130, 1049640156, 1166266840, 1312050195, 1399520208, 1749400260, 2099280312, 2332533680, 2624100390, 3498800520, 4198560624, 5248200780, 6997601040, 10496401560, 20992803120]

約数ペア:

[(1, 20992803120), (2, 10496401560), (3, 6997601040), (4, 5248200780), (5, 4198560624), (6, 3498800520), (8, 2624100390), (9, 2332533680), (10, 2099280312), (12, 1749400260), (15, 1399520208), (16, 1312050195), (18, 1166266840), (20, 1049640156), (24, 874700130), (30, 699760104), (36, 583133420), (40, 524820078), (45, 466506736), (48, 437350065), (60, 349880052), (72, 291566710), (80, 262410039), (90, 233253368), (120, 174940026), (144, 145783355), (180, 116626684), (240, 87470013), (360, 58313342), (720, 29156671)]