20235008040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2297}}^1\times {\mathrm{5647}}^1$

素因数の和:7971

約数の個数: 128

約数和(自身を含む): 65414684160

約数和(自身を除く): 45179676120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 2297, 4594, 5647, 6891, 9188, 11294, 11485, 13782, 16941, 18376, 22588, 22970, 27564, 28235, 29861, 33882, 34455, 45176, 45940, 55128, 56470, 59722, 67764, 68910, 73411, 84705, 89583, 91880, 112940, 119444, 135528, 137820, 146822, 149305, 169410, 179166, 220233, 225880, 238888, 275640, 293644, 298610, 338820, 358332, 367055, 440466, 447915, 587288, 597220, 677640, 716664, 734110, 880932, 895830, 1101165, 1194440, 1468220, 1761864, 1791660, 2202330, 2936440, 3583320, 4404660, 8809320, 12971159, 25942318, 38913477, 51884636, 64855795, 77826954, 103769272, 129711590, 155653908, 168625067, 194567385, 259423180, 311307816, 337250134, 389134770, 505875201, 518846360, 674500268, 778269540, 843125335, 1011750402, 1349000536, 1556539080, 1686250670, 2023500804, 2529376005, 3372501340, 4047001608, 5058752010, 6745002680, 10117504020, 20235008040]

約数ペア:

[(1, 20235008040), (2, 10117504020), (3, 6745002680), (4, 5058752010), (5, 4047001608), (6, 3372501340), (8, 2529376005), (10, 2023500804), (12, 1686250670), (13, 1556539080), (15, 1349000536), (20, 1011750402), (24, 843125335), (26, 778269540), (30, 674500268), (39, 518846360), (40, 505875201), (52, 389134770), (60, 337250134), (65, 311307816), (78, 259423180), (104, 194567385), (120, 168625067), (130, 155653908), (156, 129711590), (195, 103769272), (260, 77826954), (312, 64855795), (390, 51884636), (520, 38913477), (780, 25942318), (1560, 12971159), (2297, 8809320), (4594, 4404660), (5647, 3583320), (6891, 2936440), (9188, 2202330), (11294, 1791660), (11485, 1761864), (13782, 1468220), (16941, 1194440), (18376, 1101165), (22588, 895830), (22970, 880932), (27564, 734110), (28235, 716664), (29861, 677640), (33882, 597220), (34455, 587288), (45176, 447915), (45940, 440466), (55128, 367055), (56470, 358332), (59722, 338820), (67764, 298610), (68910, 293644), (73411, 275640), (84705, 238888), (89583, 225880), (91880, 220233), (112940, 179166), (119444, 169410), (135528, 149305), (137820, 146822)]