39158440

素因数分解:

$2^3\times 5^1\times {\mathrm{613}}^1\times {\mathrm{1597}}^1$

素因数の和:2221

約数の個数: 32

約数和(自身を含む): 88305480

約数和(自身を除く): 49147040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 613, 1226, 1597, 2452, 3065, 3194, 4904, 6130, 6388, 7985, 12260, 12776, 15970, 24520, 31940, 63880, 978961, 1957922, 3915844, 4894805, 7831688, 9789610, 19579220, 39158440]

約数ペア:

[(1, 39158440), (2, 19579220), (4, 9789610), (5, 7831688), (8, 4894805), (10, 3915844), (20, 1957922), (40, 978961), (613, 63880), (1226, 31940), (1597, 24520), (2452, 15970), (3065, 12776), (3194, 12260), (4904, 7985), (6130, 6388)]