19460340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1481}}^1$

素因数の和:1569

約数の個数: 72

約数和(自身を含む): 59878728

約数和(自身を除く): 40418388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1460, 1481, 2190, 2628, 2962, 3285, 4380, 4443, 5924, 6570, 7405, 8886, 13140, 13329, 14810, 17772, 22215, 26658, 29620, 44430, 53316, 66645, 88860, 108113, 133290, 216226, 266580, 324339, 432452, 540565, 648678, 973017, 1081130, 1297356, 1621695, 1946034, 2162260, 3243390, 3892068, 4865085, 6486780, 9730170, 19460340]

約数ペア:

[(1, 19460340), (2, 9730170), (3, 6486780), (4, 4865085), (5, 3892068), (6, 3243390), (9, 2162260), (10, 1946034), (12, 1621695), (15, 1297356), (18, 1081130), (20, 973017), (30, 648678), (36, 540565), (45, 432452), (60, 324339), (73, 266580), (90, 216226), (146, 133290), (180, 108113), (219, 88860), (292, 66645), (365, 53316), (438, 44430), (657, 29620), (730, 26658), (876, 22215), (1095, 17772), (1314, 14810), (1460, 13329), (1481, 13140), (2190, 8886), (2628, 7405), (2962, 6570), (3285, 5924), (4380, 4443)]