5478220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{673}}^1$

素因数の和:730

約数の個数: 48

約数和(自身を含む): 12908448

約数和(自身を除く): 7430228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 673, 740, 814, 1346, 1628, 2035, 2692, 3365, 4070, 6730, 7403, 8140, 13460, 14806, 24901, 29612, 37015, 49802, 74030, 99604, 124505, 148060, 249010, 273911, 498020, 547822, 1095644, 1369555, 2739110, 5478220]

約数ペア:

[(1, 5478220), (2, 2739110), (4, 1369555), (5, 1095644), (10, 547822), (11, 498020), (20, 273911), (22, 249010), (37, 148060), (44, 124505), (55, 99604), (74, 74030), (110, 49802), (148, 37015), (185, 29612), (220, 24901), (370, 14806), (407, 13460), (673, 8140), (740, 7403), (814, 6730), (1346, 4070), (1628, 3365), (2035, 2692)]