1330357040

素因数分解:

$2^4\times 5^1\times {\mathrm{641}}^1\times {\mathrm{25943}}^1$

素因数の和:26597

約数の個数: 40

約数和(自身を含む): 3098024928

約数和(自身を除く): 1767667888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 641, 1282, 2564, 3205, 5128, 6410, 10256, 12820, 25640, 25943, 51280, 51886, 103772, 129715, 207544, 259430, 415088, 518860, 1037720, 2075440, 16629463, 33258926, 66517852, 83147315, 133035704, 166294630, 266071408, 332589260, 665178520, 1330357040]

約数ペア:

[(1, 1330357040), (2, 665178520), (4, 332589260), (5, 266071408), (8, 166294630), (10, 133035704), (16, 83147315), (20, 66517852), (40, 33258926), (80, 16629463), (641, 2075440), (1282, 1037720), (2564, 518860), (3205, 415088), (5128, 259430), (6410, 207544), (10256, 129715), (12820, 103772), (25640, 51886), (25943, 51280)]