38919680

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:707

約数の個数: 80

約数和(自身を含む): 97520544

約数和(自身を除く): 58600864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 512, 640, 661, 736, 920, 1280, 1322, 1472, 1840, 2560, 2644, 2944, 3305, 3680, 5288, 5888, 6610, 7360, 10576, 11776, 13220, 14720, 15203, 21152, 26440, 29440, 30406, 42304, 52880, 58880, 60812, 76015, 84608, 105760, 121624, 152030, 169216, 211520, 243248, 304060, 338432, 423040, 486496, 608120, 846080, 972992, 1216240, 1692160, 1945984, 2432480, 3891968, 4864960, 7783936, 9729920, 19459840, 38919680]

約数ペア:

[(1, 38919680), (2, 19459840), (4, 9729920), (5, 7783936), (8, 4864960), (10, 3891968), (16, 2432480), (20, 1945984), (23, 1692160), (32, 1216240), (40, 972992), (46, 846080), (64, 608120), (80, 486496), (92, 423040), (115, 338432), (128, 304060), (160, 243248), (184, 211520), (230, 169216), (256, 152030), (320, 121624), (368, 105760), (460, 84608), (512, 76015), (640, 60812), (661, 58880), (736, 52880), (920, 42304), (1280, 30406), (1322, 29440), (1472, 26440), (1840, 21152), (2560, 15203), (2644, 14720), (2944, 13220), (3305, 11776), (3680, 10576), (5288, 7360), (5888, 6610)]