30268090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{389}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 56609280

約数和(自身を除く): 26341190

約数列:

[1, 2, 5, 10, 31, 62, 155, 251, 310, 389, 502, 778, 1255, 1945, 2510, 3890, 7781, 12059, 15562, 24118, 38905, 60295, 77810, 97639, 120590, 195278, 488195, 976390, 3026809, 6053618, 15134045, 30268090]

約数ペア:

[(1, 30268090), (2, 15134045), (5, 6053618), (10, 3026809), (31, 976390), (62, 488195), (155, 195278), (251, 120590), (310, 97639), (389, 77810), (502, 60295), (778, 38905), (1255, 24118), (1945, 15562), (2510, 12059), (3890, 7781)]