40112920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{739}}^1$

素因数の和:832

約数の個数: 64

約数和(自身を含む): 95904000

約数和(自身を除く): 55791080

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 59, 92, 115, 118, 184, 230, 236, 295, 460, 472, 590, 739, 920, 1180, 1357, 1478, 2360, 2714, 2956, 3695, 5428, 5912, 6785, 7390, 10856, 13570, 14780, 16997, 27140, 29560, 33994, 43601, 54280, 67988, 84985, 87202, 135976, 169970, 174404, 218005, 339940, 348808, 436010, 679880, 872020, 1002823, 1744040, 2005646, 4011292, 5014115, 8022584, 10028230, 20056460, 40112920]

約数ペア:

[(1, 40112920), (2, 20056460), (4, 10028230), (5, 8022584), (8, 5014115), (10, 4011292), (20, 2005646), (23, 1744040), (40, 1002823), (46, 872020), (59, 679880), (92, 436010), (115, 348808), (118, 339940), (184, 218005), (230, 174404), (236, 169970), (295, 135976), (460, 87202), (472, 84985), (590, 67988), (739, 54280), (920, 43601), (1180, 33994), (1357, 29560), (1478, 27140), (2360, 16997), (2714, 14780), (2956, 13570), (3695, 10856), (5428, 7390), (5912, 6785)]