7961030

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{211}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 18316800

約数和(自身を除く): 10355770

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 211, 245, 343, 385, 422, 490, 539, 686, 770, 1055, 1078, 1477, 1715, 2110, 2321, 2695, 2954, 3430, 3773, 4642, 5390, 7385, 7546, 10339, 11605, 14770, 16247, 18865, 20678, 23210, 32494, 37730, 51695, 72373, 81235, 103390, 113729, 144746, 162470, 227458, 361865, 568645, 723730, 796103, 1137290, 1592206, 3980515, 7961030]

約数ペア:

[(1, 7961030), (2, 3980515), (5, 1592206), (7, 1137290), (10, 796103), (11, 723730), (14, 568645), (22, 361865), (35, 227458), (49, 162470), (55, 144746), (70, 113729), (77, 103390), (98, 81235), (110, 72373), (154, 51695), (211, 37730), (245, 32494), (343, 23210), (385, 20678), (422, 18865), (490, 16247), (539, 14770), (686, 11605), (770, 10339), (1055, 7546), (1078, 7385), (1477, 5390), (1715, 4642), (2110, 3773), (2321, 3430), (2695, 2954)]