1558390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:216

約数の個数: 32

約数和(自身を含む): 3032640

約数和(自身を除く): 1474250

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 103, 170, 178, 206, 445, 515, 890, 1030, 1513, 1751, 3026, 3502, 7565, 8755, 9167, 15130, 17510, 18334, 45835, 91670, 155839, 311678, 779195, 1558390]

約数ペア:

[(1, 1558390), (2, 779195), (5, 311678), (10, 155839), (17, 91670), (34, 45835), (85, 18334), (89, 17510), (103, 15130), (170, 9167), (178, 8755), (206, 7565), (445, 3502), (515, 3026), (890, 1751), (1030, 1513)]