4256240

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1$

素因数の和:737

約数の個数: 40

約数和(自身を含む): 10030608

約数和(自身を除く): 5774368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 641, 664, 830, 1282, 1328, 1660, 2564, 3205, 3320, 5128, 6410, 6640, 10256, 12820, 25640, 51280, 53203, 106406, 212812, 266015, 425624, 532030, 851248, 1064060, 2128120, 4256240]

約数ペア:

[(1, 4256240), (2, 2128120), (4, 1064060), (5, 851248), (8, 532030), (10, 425624), (16, 266015), (20, 212812), (40, 106406), (80, 53203), (83, 51280), (166, 25640), (332, 12820), (415, 10256), (641, 6640), (664, 6410), (830, 5128), (1282, 3320), (1328, 3205), (1660, 2564)]