23744680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:386

約数の個数: 64

約数和(自身を含む): 56880000

約数和(自身を除く): 33135320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 157, 190, 199, 314, 380, 398, 628, 760, 785, 796, 995, 1256, 1570, 1592, 1990, 2983, 3140, 3781, 3980, 5966, 6280, 7562, 7960, 11932, 14915, 15124, 18905, 23864, 29830, 30248, 31243, 37810, 59660, 62486, 75620, 119320, 124972, 151240, 156215, 249944, 312430, 593617, 624860, 1187234, 1249720, 2374468, 2968085, 4748936, 5936170, 11872340, 23744680]

約数ペア:

[(1, 23744680), (2, 11872340), (4, 5936170), (5, 4748936), (8, 2968085), (10, 2374468), (19, 1249720), (20, 1187234), (38, 624860), (40, 593617), (76, 312430), (95, 249944), (152, 156215), (157, 151240), (190, 124972), (199, 119320), (314, 75620), (380, 62486), (398, 59660), (628, 37810), (760, 31243), (785, 30248), (796, 29830), (995, 23864), (1256, 18905), (1570, 15124), (1592, 14915), (1990, 11932), (2983, 7960), (3140, 7562), (3781, 6280), (3980, 5966)]