1330389580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{16453}}^1$

素因数の和:16786

約数の個数: 48

約数和(自身を含む): 3018585024

約数和(自身を除く): 1688195444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 311, 622, 1244, 1555, 3110, 4043, 6220, 8086, 16172, 16453, 20215, 32906, 40430, 65812, 80860, 82265, 164530, 213889, 329060, 427778, 855556, 1069445, 2138890, 4277780, 5116883, 10233766, 20467532, 25584415, 51168830, 66519479, 102337660, 133038958, 266077916, 332597395, 665194790, 1330389580]

約数ペア:

[(1, 1330389580), (2, 665194790), (4, 332597395), (5, 266077916), (10, 133038958), (13, 102337660), (20, 66519479), (26, 51168830), (52, 25584415), (65, 20467532), (130, 10233766), (260, 5116883), (311, 4277780), (622, 2138890), (1244, 1069445), (1555, 855556), (3110, 427778), (4043, 329060), (6220, 213889), (8086, 164530), (16172, 82265), (16453, 80860), (20215, 65812), (32906, 40430)]