30379220

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{673}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 66693648

約数和(自身を除く): 36314428

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 122, 148, 185, 244, 305, 370, 610, 673, 740, 1220, 1346, 2257, 2692, 3365, 4514, 6730, 9028, 11285, 13460, 22570, 24901, 41053, 45140, 49802, 82106, 99604, 124505, 164212, 205265, 249010, 410530, 498020, 821060, 1518961, 3037922, 6075844, 7594805, 15189610, 30379220]

約数ペア:

[(1, 30379220), (2, 15189610), (4, 7594805), (5, 6075844), (10, 3037922), (20, 1518961), (37, 821060), (61, 498020), (74, 410530), (122, 249010), (148, 205265), (185, 164212), (244, 124505), (305, 99604), (370, 82106), (610, 49802), (673, 45140), (740, 41053), (1220, 24901), (1346, 22570), (2257, 13460), (2692, 11285), (3365, 9028), (4514, 6730)]