102005720

素因数分解:

$2^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{7307}}^1$

素因数の和:7667

約数の個数: 32

約数和(自身を含む): 230202000

約数和(自身を除く): 128196280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 349, 698, 1396, 1745, 2792, 3490, 6980, 7307, 13960, 14614, 29228, 36535, 58456, 73070, 146140, 292280, 2550143, 5100286, 10200572, 12750715, 20401144, 25501430, 51002860, 102005720]

約数ペア:

[(1, 102005720), (2, 51002860), (4, 25501430), (5, 20401144), (8, 12750715), (10, 10200572), (20, 5100286), (40, 2550143), (349, 292280), (698, 146140), (1396, 73070), (1745, 58456), (2792, 36535), (3490, 29228), (6980, 14614), (7307, 13960)]