16980030

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{20963}}^1$

素因数の和:20982

約数の個数: 40

約数和(自身を含む): 45659592

約数和(自身を除く): 28679562

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 20963, 41926, 62889, 104815, 125778, 188667, 209630, 314445, 377334, 566001, 628890, 943335, 1132002, 1698003, 1886670, 2830005, 3396006, 5660010, 8490015, 16980030]

約数ペア:

[(1, 16980030), (2, 8490015), (3, 5660010), (5, 3396006), (6, 2830005), (9, 1886670), (10, 1698003), (15, 1132002), (18, 943335), (27, 628890), (30, 566001), (45, 377334), (54, 314445), (81, 209630), (90, 188667), (135, 125778), (162, 104815), (270, 62889), (405, 41926), (810, 20963)]