23901680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:354

約数の個数: 80

約数和(自身を含む): 61362144

約数和(自身を除く): 37460464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 157, 173, 176, 220, 314, 346, 440, 628, 692, 785, 865, 880, 1256, 1384, 1570, 1727, 1730, 1903, 2512, 2768, 3140, 3454, 3460, 3806, 6280, 6908, 6920, 7612, 8635, 9515, 12560, 13816, 13840, 15224, 17270, 19030, 27161, 27632, 30448, 34540, 38060, 54322, 69080, 76120, 108644, 135805, 138160, 152240, 217288, 271610, 298771, 434576, 543220, 597542, 1086440, 1195084, 1493855, 2172880, 2390168, 2987710, 4780336, 5975420, 11950840, 23901680]

約数ペア:

[(1, 23901680), (2, 11950840), (4, 5975420), (5, 4780336), (8, 2987710), (10, 2390168), (11, 2172880), (16, 1493855), (20, 1195084), (22, 1086440), (40, 597542), (44, 543220), (55, 434576), (80, 298771), (88, 271610), (110, 217288), (157, 152240), (173, 138160), (176, 135805), (220, 108644), (314, 76120), (346, 69080), (440, 54322), (628, 38060), (692, 34540), (785, 30448), (865, 27632), (880, 27161), (1256, 19030), (1384, 17270), (1570, 15224), (1727, 13840), (1730, 13816), (1903, 12560), (2512, 9515), (2768, 8635), (3140, 7612), (3454, 6920), (3460, 6908), (3806, 6280)]