8028260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 18258240

約数和(自身を除く): 10229980

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 571, 703, 740, 1142, 1406, 2284, 2812, 2855, 3515, 5710, 7030, 10849, 11420, 14060, 21127, 21698, 42254, 43396, 54245, 84508, 105635, 108490, 211270, 216980, 401413, 422540, 802826, 1605652, 2007065, 4014130, 8028260]

約数ペア:

[(1, 8028260), (2, 4014130), (4, 2007065), (5, 1605652), (10, 802826), (19, 422540), (20, 401413), (37, 216980), (38, 211270), (74, 108490), (76, 105635), (95, 84508), (148, 54245), (185, 43396), (190, 42254), (370, 21698), (380, 21127), (571, 14060), (703, 11420), (740, 10849), (1142, 7030), (1406, 5710), (2284, 3515), (2812, 2855)]