164037020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{1741}}^1$

素因数の和:2430

約数の個数: 48

約数和(自身を含む): 394500288

約数和(自身を除く): 230463268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 673, 1346, 1741, 2692, 3365, 3482, 4711, 6730, 6964, 8705, 9422, 12187, 13460, 17410, 18844, 23555, 24374, 34820, 47110, 48748, 60935, 94220, 121870, 243740, 1171693, 2343386, 4686772, 5858465, 8201851, 11716930, 16403702, 23433860, 32807404, 41009255, 82018510, 164037020]

約数ペア:

[(1, 164037020), (2, 82018510), (4, 41009255), (5, 32807404), (7, 23433860), (10, 16403702), (14, 11716930), (20, 8201851), (28, 5858465), (35, 4686772), (70, 2343386), (140, 1171693), (673, 243740), (1346, 121870), (1741, 94220), (2692, 60935), (3365, 48748), (3482, 47110), (4711, 34820), (6730, 24374), (6964, 23555), (8705, 18844), (9422, 17410), (12187, 13460)]