20100646660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{317}}^1\times {\mathrm{659}}^1$

素因数の和:1285

約数の個数: 96

約数和(自身を含む): 45062075520

約数和(自身を除く): 24961428860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 283, 317, 340, 566, 634, 659, 1132, 1268, 1318, 1415, 1585, 2636, 2830, 3170, 3295, 4811, 5389, 5660, 6340, 6590, 9622, 10778, 11203, 13180, 19244, 21556, 22406, 24055, 26945, 44812, 48110, 53890, 56015, 89711, 96220, 107780, 112030, 179422, 186497, 208903, 224060, 358844, 372994, 417806, 448555, 745988, 835612, 897110, 932485, 1044515, 1525087, 1794220, 1864970, 2089030, 3050174, 3170449, 3551351, 3729940, 4178060, 6100348, 6340898, 7102702, 7625435, 12681796, 14205404, 15250870, 15852245, 17756755, 30501740, 31704490, 35513510, 59119549, 63408980, 71027020, 118239098, 236478196, 295597745, 591195490, 1005032333, 1182390980, 2010064666, 4020129332, 5025161665, 10050323330, 20100646660]

約数ペア:

[(1, 20100646660), (2, 10050323330), (4, 5025161665), (5, 4020129332), (10, 2010064666), (17, 1182390980), (20, 1005032333), (34, 591195490), (68, 295597745), (85, 236478196), (170, 118239098), (283, 71027020), (317, 63408980), (340, 59119549), (566, 35513510), (634, 31704490), (659, 30501740), (1132, 17756755), (1268, 15852245), (1318, 15250870), (1415, 14205404), (1585, 12681796), (2636, 7625435), (2830, 7102702), (3170, 6340898), (3295, 6100348), (4811, 4178060), (5389, 3729940), (5660, 3551351), (6340, 3170449), (6590, 3050174), (9622, 2089030), (10778, 1864970), (11203, 1794220), (13180, 1525087), (19244, 1044515), (21556, 932485), (22406, 897110), (24055, 835612), (26945, 745988), (44812, 448555), (48110, 417806), (53890, 372994), (56015, 358844), (89711, 224060), (96220, 208903), (107780, 186497), (112030, 179422)]