210009190

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{2699}}^1$

素因数の和:2988

約数の個数: 32

約数和(自身を含む): 391910400

約数和(自身を除く): 181901210

約数列:

[1, 2, 5, 10, 31, 62, 155, 251, 310, 502, 1255, 2510, 2699, 5398, 7781, 13495, 15562, 26990, 38905, 77810, 83669, 167338, 418345, 677449, 836690, 1354898, 3387245, 6774490, 21000919, 42001838, 105004595, 210009190]

約数ペア:

[(1, 210009190), (2, 105004595), (5, 42001838), (10, 21000919), (31, 6774490), (62, 3387245), (155, 1354898), (251, 836690), (310, 677449), (502, 418345), (1255, 167338), (2510, 83669), (2699, 77810), (5398, 38905), (7781, 26990), (13495, 15562)]