18808215800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{777199}}^1$

素因数の和:777237

約数の個数: 72

約数和(自身を含む): 48065934000

約数和(自身を除く): 29257718200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 121, 200, 220, 242, 275, 440, 484, 550, 605, 968, 1100, 1210, 2200, 2420, 3025, 4840, 6050, 12100, 24200, 777199, 1554398, 3108796, 3885995, 6217592, 7771990, 8549189, 15543980, 17098378, 19429975, 31087960, 34196756, 38859950, 42745945, 68393512, 77719900, 85491890, 94041079, 155439800, 170983780, 188082158, 213729725, 341967560, 376164316, 427459450, 470205395, 752328632, 854918900, 940410790, 1709837800, 1880821580, 2351026975, 3761643160, 4702053950, 9404107900, 18808215800]

約数ペア:

[(1, 18808215800), (2, 9404107900), (4, 4702053950), (5, 3761643160), (8, 2351026975), (10, 1880821580), (11, 1709837800), (20, 940410790), (22, 854918900), (25, 752328632), (40, 470205395), (44, 427459450), (50, 376164316), (55, 341967560), (88, 213729725), (100, 188082158), (110, 170983780), (121, 155439800), (200, 94041079), (220, 85491890), (242, 77719900), (275, 68393512), (440, 42745945), (484, 38859950), (550, 34196756), (605, 31087960), (968, 19429975), (1100, 17098378), (1210, 15543980), (2200, 8549189), (2420, 7771990), (3025, 6217592), (4840, 3885995), (6050, 3108796), (12100, 1554398), (24200, 777199)]