38928440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{907}}^1$

素因数の和:984

約数の個数: 64

約数和(自身を含む): 93160800

約数和(自身を除く): 54232360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 37, 40, 58, 74, 116, 145, 148, 185, 232, 290, 296, 370, 580, 740, 907, 1073, 1160, 1480, 1814, 2146, 3628, 4292, 4535, 5365, 7256, 8584, 9070, 10730, 18140, 21460, 26303, 33559, 36280, 42920, 52606, 67118, 105212, 131515, 134236, 167795, 210424, 263030, 268472, 335590, 526060, 671180, 973211, 1052120, 1342360, 1946422, 3892844, 4866055, 7785688, 9732110, 19464220, 38928440]

約数ペア:

[(1, 38928440), (2, 19464220), (4, 9732110), (5, 7785688), (8, 4866055), (10, 3892844), (20, 1946422), (29, 1342360), (37, 1052120), (40, 973211), (58, 671180), (74, 526060), (116, 335590), (145, 268472), (148, 263030), (185, 210424), (232, 167795), (290, 134236), (296, 131515), (370, 105212), (580, 67118), (740, 52606), (907, 42920), (1073, 36280), (1160, 33559), (1480, 26303), (1814, 21460), (2146, 18140), (3628, 10730), (4292, 9070), (4535, 8584), (5365, 7256)]