21970733680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{479}}^1\times {\mathrm{11701}}^1$

素因数の和:12207

約数の個数: 120

約数和(自身を含む): 59551009920

約数和(自身を除く): 37580276240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 479, 490, 560, 784, 958, 980, 1916, 1960, 2395, 3353, 3832, 3920, 4790, 6706, 7664, 9580, 11701, 13412, 16765, 19160, 23402, 23471, 26824, 33530, 38320, 46804, 46942, 53648, 58505, 67060, 81907, 93608, 93884, 117010, 117355, 134120, 163814, 187216, 187768, 234020, 234710, 268240, 327628, 375536, 409535, 468040, 469420, 573349, 655256, 819070, 936080, 938840, 1146698, 1310512, 1638140, 1877680, 2293396, 2866745, 3276280, 4586792, 5604779, 5733490, 6552560, 9173584, 11209558, 11466980, 22419116, 22933960, 28023895, 39233453, 44838232, 45867920, 56047790, 78466906, 89676464, 112095580, 156933812, 196167265, 224191160, 274634171, 313867624, 392334530, 448382320, 549268342, 627735248, 784669060, 1098536684, 1373170855, 1569338120, 2197073368, 2746341710, 3138676240, 4394146736, 5492683420, 10985366840, 21970733680]

約数ペア:

[(1, 21970733680), (2, 10985366840), (4, 5492683420), (5, 4394146736), (7, 3138676240), (8, 2746341710), (10, 2197073368), (14, 1569338120), (16, 1373170855), (20, 1098536684), (28, 784669060), (35, 627735248), (40, 549268342), (49, 448382320), (56, 392334530), (70, 313867624), (80, 274634171), (98, 224191160), (112, 196167265), (140, 156933812), (196, 112095580), (245, 89676464), (280, 78466906), (392, 56047790), (479, 45867920), (490, 44838232), (560, 39233453), (784, 28023895), (958, 22933960), (980, 22419116), (1916, 11466980), (1960, 11209558), (2395, 9173584), (3353, 6552560), (3832, 5733490), (3920, 5604779), (4790, 4586792), (6706, 3276280), (7664, 2866745), (9580, 2293396), (11701, 1877680), (13412, 1638140), (16765, 1310512), (19160, 1146698), (23402, 938840), (23471, 936080), (26824, 819070), (33530, 655256), (38320, 573349), (46804, 469420), (46942, 468040), (53648, 409535), (58505, 375536), (67060, 327628), (81907, 268240), (93608, 234710), (93884, 234020), (117010, 187768), (117355, 187216), (134120, 163814)]