1279674780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{520193}}^1$

素因数の和:520246

約数の個数: 48

約数和(自身を含む): 3670488864

約数和(自身を除く): 2390814084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 520193, 1040386, 1560579, 2080772, 2600965, 3121158, 5201930, 6242316, 7802895, 10403860, 15605790, 21327913, 31211580, 42655826, 63983739, 85311652, 106639565, 127967478, 213279130, 255934956, 319918695, 426558260, 639837390, 1279674780]

約数ペア:

[(1, 1279674780), (2, 639837390), (3, 426558260), (4, 319918695), (5, 255934956), (6, 213279130), (10, 127967478), (12, 106639565), (15, 85311652), (20, 63983739), (30, 42655826), (41, 31211580), (60, 21327913), (82, 15605790), (123, 10403860), (164, 7802895), (205, 6242316), (246, 5201930), (410, 3121158), (492, 2600965), (615, 2080772), (820, 1560579), (1230, 1040386), (2460, 520193)]