804939440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{271939}}^1$

素因数の和:271989

約数の個数: 40

約数和(自身を含む): 1922071920

約数和(自身を除く): 1117132480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 271939, 543878, 1087756, 1359695, 2175512, 2719390, 4351024, 5438780, 10061743, 10877560, 20123486, 21755120, 40246972, 50308715, 80493944, 100617430, 160987888, 201234860, 402469720, 804939440]

約数ペア:

[(1, 804939440), (2, 402469720), (4, 201234860), (5, 160987888), (8, 100617430), (10, 80493944), (16, 50308715), (20, 40246972), (37, 21755120), (40, 20123486), (74, 10877560), (80, 10061743), (148, 5438780), (185, 4351024), (296, 2719390), (370, 2175512), (592, 1359695), (740, 1087756), (1480, 543878), (2960, 271939)]