43999400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{12941}}^1$

素因数の和:12974

約数の個数: 48

約数和(自身を含む): 108324540

約数和(自身を除く): 64325140

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 12941, 25882, 51764, 64705, 103528, 129410, 219997, 258820, 323525, 439994, 517640, 647050, 879988, 1099985, 1294100, 1759976, 2199970, 2588200, 4399940, 5499925, 8799880, 10999850, 21999700, 43999400]

約数ペア:

[(1, 43999400), (2, 21999700), (4, 10999850), (5, 8799880), (8, 5499925), (10, 4399940), (17, 2588200), (20, 2199970), (25, 1759976), (34, 1294100), (40, 1099985), (50, 879988), (68, 647050), (85, 517640), (100, 439994), (136, 323525), (170, 258820), (200, 219997), (340, 129410), (425, 103528), (680, 64705), (850, 51764), (1700, 25882), (3400, 12941)]