8281760

素因数分解:

$2^5\times 5^1\times {\mathrm{191}}^1\times {\mathrm{271}}^1$

素因数の和:477

約数の個数: 48

約数和(自身を含む): 19740672

約数和(自身を除く): 11458912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 191, 271, 382, 542, 764, 955, 1084, 1355, 1528, 1910, 2168, 2710, 3056, 3820, 4336, 5420, 6112, 7640, 8672, 10840, 15280, 21680, 30560, 43360, 51761, 103522, 207044, 258805, 414088, 517610, 828176, 1035220, 1656352, 2070440, 4140880, 8281760]

約数ペア:

[(1, 8281760), (2, 4140880), (4, 2070440), (5, 1656352), (8, 1035220), (10, 828176), (16, 517610), (20, 414088), (32, 258805), (40, 207044), (80, 103522), (160, 51761), (191, 43360), (271, 30560), (382, 21680), (542, 15280), (764, 10840), (955, 8672), (1084, 7640), (1355, 6112), (1528, 5420), (1910, 4336), (2168, 3820), (2710, 3056)]