40474864

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{631}}^1$

素因数の和:869

約数の個数: 40

約数和(自身を含む): 83070080

約数和(自身を除く): 42595216

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 211, 304, 422, 631, 844, 1262, 1688, 2524, 3376, 4009, 5048, 8018, 10096, 11989, 16036, 23978, 32072, 47956, 64144, 95912, 133141, 191824, 266282, 532564, 1065128, 2130256, 2529679, 5059358, 10118716, 20237432, 40474864]

約数ペア:

[(1, 40474864), (2, 20237432), (4, 10118716), (8, 5059358), (16, 2529679), (19, 2130256), (38, 1065128), (76, 532564), (152, 266282), (211, 191824), (304, 133141), (422, 95912), (631, 64144), (844, 47956), (1262, 32072), (1688, 23978), (2524, 16036), (3376, 11989), (4009, 10096), (5048, 8018)]