28073340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6781}}^1$

素因数の和:6819

約数の個数: 72

約数和(自身を含む): 88871328

約数和(自身を除く): 60797988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 6781, 13562, 20343, 27124, 33905, 40686, 61029, 67810, 81372, 101715, 122058, 135620, 155963, 203430, 244116, 305145, 311926, 406860, 467889, 610290, 623852, 779815, 935778, 1220580, 1403667, 1559630, 1871556, 2339445, 2807334, 3119260, 4678890, 5614668, 7018335, 9357780, 14036670, 28073340]

約数ペア:

[(1, 28073340), (2, 14036670), (3, 9357780), (4, 7018335), (5, 5614668), (6, 4678890), (9, 3119260), (10, 2807334), (12, 2339445), (15, 1871556), (18, 1559630), (20, 1403667), (23, 1220580), (30, 935778), (36, 779815), (45, 623852), (46, 610290), (60, 467889), (69, 406860), (90, 311926), (92, 305145), (115, 244116), (138, 203430), (180, 155963), (207, 135620), (230, 122058), (276, 101715), (345, 81372), (414, 67810), (460, 61029), (690, 40686), (828, 33905), (1035, 27124), (1380, 20343), (2070, 13562), (4140, 6781)]