3916820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 8682240

約数和(自身を除く): 4765420

約数列:

[1, 2, 4, 5, 10, 20, 37, 67, 74, 79, 134, 148, 158, 185, 268, 316, 335, 370, 395, 670, 740, 790, 1340, 1580, 2479, 2923, 4958, 5293, 5846, 9916, 10586, 11692, 12395, 14615, 21172, 24790, 26465, 29230, 49580, 52930, 58460, 105860, 195841, 391682, 783364, 979205, 1958410, 3916820]

約数ペア:

[(1, 3916820), (2, 1958410), (4, 979205), (5, 783364), (10, 391682), (20, 195841), (37, 105860), (67, 58460), (74, 52930), (79, 49580), (134, 29230), (148, 26465), (158, 24790), (185, 21172), (268, 14615), (316, 12395), (335, 11692), (370, 10586), (395, 9916), (670, 5846), (740, 5293), (790, 4958), (1340, 2923), (1580, 2479)]