122637680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139361}}^1$

素因数の和:139385

約数の個数: 40

約数和(自身を含む): 311055984

約数和(自身を除く): 188418304

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 139361, 278722, 557444, 696805, 1114888, 1393610, 1532971, 2229776, 2787220, 3065942, 5574440, 6131884, 7664855, 11148880, 12263768, 15329710, 24527536, 30659420, 61318840, 122637680]

約数ペア:

[(1, 122637680), (2, 61318840), (4, 30659420), (5, 24527536), (8, 15329710), (10, 12263768), (11, 11148880), (16, 7664855), (20, 6131884), (22, 5574440), (40, 3065942), (44, 2787220), (55, 2229776), (80, 1532971), (88, 1393610), (110, 1114888), (176, 696805), (220, 557444), (440, 278722), (880, 139361)]