12505920

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{1861}}^1$

素因数の和:1888

約数の個数: 112

約数和(自身を含む): 45403008

約数和(自身を除く): 32897088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 1861, 2240, 3360, 3722, 5583, 6720, 7444, 9305, 11166, 13027, 14888, 18610, 22332, 26054, 27915, 29776, 37220, 39081, 44664, 52108, 55830, 59552, 65135, 74440, 78162, 89328, 104216, 111660, 119104, 130270, 148880, 156324, 178656, 195405, 208432, 223320, 260540, 297760, 312648, 357312, 390810, 416864, 446640, 521080, 595520, 625296, 781620, 833728, 893280, 1042160, 1250592, 1563240, 1786560, 2084320, 2501184, 3126480, 4168640, 6252960, 12505920]

約数ペア:

[(1, 12505920), (2, 6252960), (3, 4168640), (4, 3126480), (5, 2501184), (6, 2084320), (7, 1786560), (8, 1563240), (10, 1250592), (12, 1042160), (14, 893280), (15, 833728), (16, 781620), (20, 625296), (21, 595520), (24, 521080), (28, 446640), (30, 416864), (32, 390810), (35, 357312), (40, 312648), (42, 297760), (48, 260540), (56, 223320), (60, 208432), (64, 195405), (70, 178656), (80, 156324), (84, 148880), (96, 130270), (105, 119104), (112, 111660), (120, 104216), (140, 89328), (160, 78162), (168, 74440), (192, 65135), (210, 59552), (224, 55830), (240, 52108), (280, 44664), (320, 39081), (336, 37220), (420, 29776), (448, 27915), (480, 26054), (560, 22332), (672, 18610), (840, 14888), (960, 13027), (1120, 11166), (1344, 9305), (1680, 7444), (1861, 6720), (2240, 5583), (3360, 3722)]