39508780820

素因数分解:

$2^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{487}}^1\times {\mathrm{8761}}^1$

素因数の和:9720

約数の個数: 48

約数和(自身を含む): 83327881728

約数和(自身を除く): 43819100908

約数列:

[1, 2, 4, 5, 10, 20, 463, 487, 926, 974, 1852, 1948, 2315, 2435, 4630, 4870, 8761, 9260, 9740, 17522, 35044, 43805, 87610, 175220, 225481, 450962, 901924, 1127405, 2254810, 4056343, 4266607, 4509620, 8112686, 8533214, 16225372, 17066428, 20281715, 21333035, 40563430, 42666070, 81126860, 85332140, 1975439041, 3950878082, 7901756164, 9877195205, 19754390410, 39508780820]

約数ペア:

[(1, 39508780820), (2, 19754390410), (4, 9877195205), (5, 7901756164), (10, 3950878082), (20, 1975439041), (463, 85332140), (487, 81126860), (926, 42666070), (974, 40563430), (1852, 21333035), (1948, 20281715), (2315, 17066428), (2435, 16225372), (4630, 8533214), (4870, 8112686), (8761, 4509620), (9260, 4266607), (9740, 4056343), (17522, 2254810), (35044, 1127405), (43805, 901924), (87610, 450962), (175220, 225481)]