19670580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{499}}^1$

素因数の和:590

約数の個数: 96

約数和(自身を含む): 62160000

約数和(自身を除く): 42489420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 73, 90, 108, 135, 146, 180, 219, 270, 292, 365, 438, 499, 540, 657, 730, 876, 998, 1095, 1314, 1460, 1497, 1971, 1996, 2190, 2495, 2628, 2994, 3285, 3942, 4380, 4491, 4990, 5988, 6570, 7485, 7884, 8982, 9855, 9980, 13140, 13473, 14970, 17964, 19710, 22455, 26946, 29940, 36427, 39420, 44910, 53892, 67365, 72854, 89820, 109281, 134730, 145708, 182135, 218562, 269460, 327843, 364270, 437124, 546405, 655686, 728540, 983529, 1092810, 1311372, 1639215, 1967058, 2185620, 3278430, 3934116, 4917645, 6556860, 9835290, 19670580]

約数ペア:

[(1, 19670580), (2, 9835290), (3, 6556860), (4, 4917645), (5, 3934116), (6, 3278430), (9, 2185620), (10, 1967058), (12, 1639215), (15, 1311372), (18, 1092810), (20, 983529), (27, 728540), (30, 655686), (36, 546405), (45, 437124), (54, 364270), (60, 327843), (73, 269460), (90, 218562), (108, 182135), (135, 145708), (146, 134730), (180, 109281), (219, 89820), (270, 72854), (292, 67365), (365, 53892), (438, 44910), (499, 39420), (540, 36427), (657, 29940), (730, 26946), (876, 22455), (998, 19710), (1095, 17964), (1314, 14970), (1460, 13473), (1497, 13140), (1971, 9980), (1996, 9855), (2190, 8982), (2495, 7884), (2628, 7485), (2994, 6570), (3285, 5988), (3942, 4990), (4380, 4491)]