11805560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 29090880

約数和(自身を除く): 17285320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 73, 104, 130, 146, 260, 292, 311, 365, 520, 584, 622, 730, 949, 1244, 1460, 1555, 1898, 2488, 2920, 3110, 3796, 4043, 4745, 6220, 7592, 8086, 9490, 12440, 16172, 18980, 20215, 22703, 32344, 37960, 40430, 45406, 80860, 90812, 113515, 161720, 181624, 227030, 295139, 454060, 590278, 908120, 1180556, 1475695, 2361112, 2951390, 5902780, 11805560]

約数ペア:

[(1, 11805560), (2, 5902780), (4, 2951390), (5, 2361112), (8, 1475695), (10, 1180556), (13, 908120), (20, 590278), (26, 454060), (40, 295139), (52, 227030), (65, 181624), (73, 161720), (104, 113515), (130, 90812), (146, 80860), (260, 45406), (292, 40430), (311, 37960), (365, 32344), (520, 22703), (584, 20215), (622, 18980), (730, 16172), (949, 12440), (1244, 9490), (1460, 8086), (1555, 7592), (1898, 6220), (2488, 4745), (2920, 4043), (3110, 3796)]