20600010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5323}}^1$

素因数の和:5379

約数の個数: 48

約数和(自身を含む): 54815904

約数和(自身を除く): 34215894

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 5323, 10646, 15969, 26615, 31938, 47907, 53230, 79845, 95814, 159690, 228889, 239535, 457778, 479070, 686667, 1144445, 1373334, 2060001, 2288890, 3433335, 4120002, 6866670, 10300005, 20600010]

約数ペア:

[(1, 20600010), (2, 10300005), (3, 6866670), (5, 4120002), (6, 3433335), (9, 2288890), (10, 2060001), (15, 1373334), (18, 1144445), (30, 686667), (43, 479070), (45, 457778), (86, 239535), (90, 228889), (129, 159690), (215, 95814), (258, 79845), (387, 53230), (430, 47907), (645, 31938), (774, 26615), (1290, 15969), (1935, 10646), (3870, 5323)]