28363370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 61931520

約数和(自身を除く): 33568150

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 79, 115, 158, 161, 223, 230, 322, 395, 446, 553, 790, 805, 1106, 1115, 1561, 1610, 1817, 2230, 2765, 3122, 3634, 5129, 5530, 7805, 9085, 10258, 12719, 15610, 17617, 18170, 25438, 25645, 35234, 35903, 51290, 63595, 71806, 88085, 123319, 127190, 176170, 179515, 246638, 359030, 405191, 616595, 810382, 1233190, 2025955, 2836337, 4051910, 5672674, 14181685, 28363370]

約数ペア:

[(1, 28363370), (2, 14181685), (5, 5672674), (7, 4051910), (10, 2836337), (14, 2025955), (23, 1233190), (35, 810382), (46, 616595), (70, 405191), (79, 359030), (115, 246638), (158, 179515), (161, 176170), (223, 127190), (230, 123319), (322, 88085), (395, 71806), (446, 63595), (553, 51290), (790, 35903), (805, 35234), (1106, 25645), (1115, 25438), (1561, 18170), (1610, 17617), (1817, 15610), (2230, 12719), (2765, 10258), (3122, 9085), (3634, 7805), (5129, 5530)]