20512894560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{700577}}^1$

素因数の和:700656

約数の個数: 96

約数和(自身を含む): 65674984032

約数和(自身を除く): 45162089472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 80, 96, 120, 122, 160, 183, 240, 244, 305, 366, 480, 488, 610, 732, 915, 976, 1220, 1464, 1830, 1952, 2440, 2928, 3660, 4880, 5856, 7320, 9760, 14640, 29280, 700577, 1401154, 2101731, 2802308, 3502885, 4203462, 5604616, 7005770, 8406924, 10508655, 11209232, 14011540, 16813848, 21017310, 22418464, 28023080, 33627696, 42034620, 42735197, 56046160, 67255392, 84069240, 85470394, 112092320, 128205591, 168138480, 170940788, 213675985, 256411182, 336276960, 341881576, 427351970, 512822364, 641027955, 683763152, 854703940, 1025644728, 1282055910, 1367526304, 1709407880, 2051289456, 2564111820, 3418815760, 4102578912, 5128223640, 6837631520, 10256447280, 20512894560]

約数ペア:

[(1, 20512894560), (2, 10256447280), (3, 6837631520), (4, 5128223640), (5, 4102578912), (6, 3418815760), (8, 2564111820), (10, 2051289456), (12, 1709407880), (15, 1367526304), (16, 1282055910), (20, 1025644728), (24, 854703940), (30, 683763152), (32, 641027955), (40, 512822364), (48, 427351970), (60, 341881576), (61, 336276960), (80, 256411182), (96, 213675985), (120, 170940788), (122, 168138480), (160, 128205591), (183, 112092320), (240, 85470394), (244, 84069240), (305, 67255392), (366, 56046160), (480, 42735197), (488, 42034620), (610, 33627696), (732, 28023080), (915, 22418464), (976, 21017310), (1220, 16813848), (1464, 14011540), (1830, 11209232), (1952, 10508655), (2440, 8406924), (2928, 7005770), (3660, 5604616), (4880, 4203462), (5856, 3502885), (7320, 2802308), (9760, 2101731), (14640, 1401154), (29280, 700577)]