2891466488

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1\times {\mathrm{709}}^1$

素因数の和:1080

約数の個数: 64

約数和(自身を含む): 5815411200

約数和(自身を除く): 2923944712

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 157, 191, 314, 382, 628, 709, 764, 1256, 1418, 1528, 2669, 2836, 3247, 5338, 5672, 6494, 10676, 12053, 12988, 21352, 24106, 25976, 29987, 48212, 59974, 96424, 111313, 119948, 135419, 222626, 239896, 270838, 445252, 509779, 541676, 890504, 1019558, 1083352, 1892321, 2039116, 2302123, 3784642, 4078232, 4604246, 7569284, 9208492, 15138568, 18416984, 21260783, 42521566, 85043132, 170086264, 361433311, 722866622, 1445733244, 2891466488]

約数ペア:

[(1, 2891466488), (2, 1445733244), (4, 722866622), (8, 361433311), (17, 170086264), (34, 85043132), (68, 42521566), (136, 21260783), (157, 18416984), (191, 15138568), (314, 9208492), (382, 7569284), (628, 4604246), (709, 4078232), (764, 3784642), (1256, 2302123), (1418, 2039116), (1528, 1892321), (2669, 1083352), (2836, 1019558), (3247, 890504), (5338, 541676), (5672, 509779), (6494, 445252), (10676, 270838), (12053, 239896), (12988, 222626), (21352, 135419), (24106, 119948), (25976, 111313), (29987, 96424), (48212, 59974)]