39949160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:458

約数の個数: 64

約数和(自身を含む): 94711680

約数和(自身を除く): 54762520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 173, 184, 230, 251, 346, 460, 502, 692, 865, 920, 1004, 1255, 1384, 1730, 2008, 2510, 3460, 3979, 5020, 5773, 6920, 7958, 10040, 11546, 15916, 19895, 23092, 28865, 31832, 39790, 43423, 46184, 57730, 79580, 86846, 115460, 159160, 173692, 217115, 230920, 347384, 434230, 868460, 998729, 1736920, 1997458, 3994916, 4993645, 7989832, 9987290, 19974580, 39949160]

約数ペア:

[(1, 39949160), (2, 19974580), (4, 9987290), (5, 7989832), (8, 4993645), (10, 3994916), (20, 1997458), (23, 1736920), (40, 998729), (46, 868460), (92, 434230), (115, 347384), (173, 230920), (184, 217115), (230, 173692), (251, 159160), (346, 115460), (460, 86846), (502, 79580), (692, 57730), (865, 46184), (920, 43423), (1004, 39790), (1255, 31832), (1384, 28865), (1730, 23092), (2008, 19895), (2510, 15916), (3460, 11546), (3979, 10040), (5020, 7958), (5773, 6920)]