428088880

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{1181}}^1$

素因数の和:1414

約数の個数: 80

約数和(自身を含む): 1044736704

約数和(自身を除く): 616647824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 197, 230, 368, 394, 460, 788, 920, 985, 1181, 1576, 1840, 1970, 2362, 3152, 3940, 4531, 4724, 5905, 7880, 9062, 9448, 11810, 15760, 18124, 18896, 22655, 23620, 27163, 36248, 45310, 47240, 54326, 72496, 90620, 94480, 108652, 135815, 181240, 217304, 232657, 271630, 362480, 434608, 465314, 543260, 930628, 1086520, 1163285, 1861256, 2173040, 2326570, 3722512, 4653140, 5351111, 9306280, 10702222, 18612560, 21404444, 26755555, 42808888, 53511110, 85617776, 107022220, 214044440, 428088880]

約数ペア:

[(1, 428088880), (2, 214044440), (4, 107022220), (5, 85617776), (8, 53511110), (10, 42808888), (16, 26755555), (20, 21404444), (23, 18612560), (40, 10702222), (46, 9306280), (80, 5351111), (92, 4653140), (115, 3722512), (184, 2326570), (197, 2173040), (230, 1861256), (368, 1163285), (394, 1086520), (460, 930628), (788, 543260), (920, 465314), (985, 434608), (1181, 362480), (1576, 271630), (1840, 232657), (1970, 217304), (2362, 181240), (3152, 135815), (3940, 108652), (4531, 94480), (4724, 90620), (5905, 72496), (7880, 54326), (9062, 47240), (9448, 45310), (11810, 36248), (15760, 27163), (18124, 23620), (18896, 22655)]