858011920

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1\times {\mathrm{683}}^1$

素因数の和:1120

約数の個数: 80

約数和(自身を含む): 2051868672

約数和(自身を除く): 1193856752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 383, 410, 656, 683, 766, 820, 1366, 1532, 1640, 1915, 2732, 3064, 3280, 3415, 3830, 5464, 6128, 6830, 7660, 10928, 13660, 15320, 15703, 27320, 28003, 30640, 31406, 54640, 56006, 62812, 78515, 112012, 125624, 140015, 157030, 224024, 251248, 261589, 280030, 314060, 448048, 523178, 560060, 628120, 1046356, 1120120, 1256240, 1307945, 2092712, 2240240, 2615890, 4185424, 5231780, 10463560, 10725149, 20927120, 21450298, 42900596, 53625745, 85801192, 107251490, 171602384, 214502980, 429005960, 858011920]

約数ペア:

[(1, 858011920), (2, 429005960), (4, 214502980), (5, 171602384), (8, 107251490), (10, 85801192), (16, 53625745), (20, 42900596), (40, 21450298), (41, 20927120), (80, 10725149), (82, 10463560), (164, 5231780), (205, 4185424), (328, 2615890), (383, 2240240), (410, 2092712), (656, 1307945), (683, 1256240), (766, 1120120), (820, 1046356), (1366, 628120), (1532, 560060), (1640, 523178), (1915, 448048), (2732, 314060), (3064, 280030), (3280, 261589), (3415, 251248), (3830, 224024), (5464, 157030), (6128, 140015), (6830, 125624), (7660, 112012), (10928, 78515), (13660, 62812), (15320, 56006), (15703, 54640), (27320, 31406), (28003, 30640)]