13442920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 32717520

約数和(自身を除く): 19274600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 212, 265, 340, 373, 424, 530, 680, 746, 901, 1060, 1492, 1802, 1865, 2120, 2984, 3604, 3730, 4505, 6341, 7208, 7460, 9010, 12682, 14920, 18020, 19769, 25364, 31705, 36040, 39538, 50728, 63410, 79076, 98845, 126820, 158152, 197690, 253640, 336073, 395380, 672146, 790760, 1344292, 1680365, 2688584, 3360730, 6721460, 13442920]

約数ペア:

[(1, 13442920), (2, 6721460), (4, 3360730), (5, 2688584), (8, 1680365), (10, 1344292), (17, 790760), (20, 672146), (34, 395380), (40, 336073), (53, 253640), (68, 197690), (85, 158152), (106, 126820), (136, 98845), (170, 79076), (212, 63410), (265, 50728), (340, 39538), (373, 36040), (424, 31705), (530, 25364), (680, 19769), (746, 18020), (901, 14920), (1060, 12682), (1492, 9010), (1802, 7460), (1865, 7208), (2120, 6341), (2984, 4505), (3604, 3730)]