26699120

素因数分解:

$2^4\times 5^1\times 7^4\times {\mathrm{139}}^1$

素因数の和:180

約数の個数: 100

約数和(自身を含む): 72938040

約数和(自身を除く): 46238920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 139, 140, 196, 245, 278, 280, 343, 392, 490, 556, 560, 686, 695, 784, 973, 980, 1112, 1372, 1390, 1715, 1946, 1960, 2224, 2401, 2744, 2780, 3430, 3892, 3920, 4802, 4865, 5488, 5560, 6811, 6860, 7784, 9604, 9730, 11120, 12005, 13622, 13720, 15568, 19208, 19460, 24010, 27244, 27440, 34055, 38416, 38920, 47677, 48020, 54488, 68110, 77840, 95354, 96040, 108976, 136220, 190708, 192080, 238385, 272440, 333739, 381416, 476770, 544880, 667478, 762832, 953540, 1334956, 1668695, 1907080, 2669912, 3337390, 3814160, 5339824, 6674780, 13349560, 26699120]

約数ペア:

[(1, 26699120), (2, 13349560), (4, 6674780), (5, 5339824), (7, 3814160), (8, 3337390), (10, 2669912), (14, 1907080), (16, 1668695), (20, 1334956), (28, 953540), (35, 762832), (40, 667478), (49, 544880), (56, 476770), (70, 381416), (80, 333739), (98, 272440), (112, 238385), (139, 192080), (140, 190708), (196, 136220), (245, 108976), (278, 96040), (280, 95354), (343, 77840), (392, 68110), (490, 54488), (556, 48020), (560, 47677), (686, 38920), (695, 38416), (784, 34055), (973, 27440), (980, 27244), (1112, 24010), (1372, 19460), (1390, 19208), (1715, 15568), (1946, 13720), (1960, 13622), (2224, 12005), (2401, 11120), (2744, 9730), (2780, 9604), (3430, 7784), (3892, 6860), (3920, 6811), (4802, 5560), (4865, 5488)]