231640040

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{38351}}^1$

素因数の和:38513

約数の個数: 32

約数和(自身を含む): 524655360

約数和(自身を除く): 293015320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 38351, 76702, 153404, 191755, 306808, 383510, 767020, 1534040, 5791001, 11582002, 23164004, 28955005, 46328008, 57910010, 115820020, 231640040]

約数ペア:

[(1, 231640040), (2, 115820020), (4, 57910010), (5, 46328008), (8, 28955005), (10, 23164004), (20, 11582002), (40, 5791001), (151, 1534040), (302, 767020), (604, 383510), (755, 306808), (1208, 191755), (1510, 153404), (3020, 76702), (6040, 38351)]