42760520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{619}}^1$

素因数の和:798

約数の個数: 64

約数和(自身を含む): 105796800

約数和(自身を除く): 63036280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 157, 220, 314, 440, 619, 628, 785, 1238, 1256, 1570, 1727, 2476, 3095, 3140, 3454, 4952, 6190, 6280, 6809, 6908, 8635, 12380, 13618, 13816, 17270, 24760, 27236, 34045, 34540, 54472, 68090, 69080, 97183, 136180, 194366, 272360, 388732, 485915, 777464, 971830, 1069013, 1943660, 2138026, 3887320, 4276052, 5345065, 8552104, 10690130, 21380260, 42760520]

約数ペア:

[(1, 42760520), (2, 21380260), (4, 10690130), (5, 8552104), (8, 5345065), (10, 4276052), (11, 3887320), (20, 2138026), (22, 1943660), (40, 1069013), (44, 971830), (55, 777464), (88, 485915), (110, 388732), (157, 272360), (220, 194366), (314, 136180), (440, 97183), (619, 69080), (628, 68090), (785, 54472), (1238, 34540), (1256, 34045), (1570, 27236), (1727, 24760), (2476, 17270), (3095, 13816), (3140, 13618), (3454, 12380), (4952, 8635), (6190, 6908), (6280, 6809)]