8573440

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:237

約数の個数: 80

約数和(自身を含む): 21875832

約数和(自身を除く): 13302392

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 197, 256, 272, 320, 340, 394, 512, 544, 640, 680, 788, 985, 1088, 1280, 1360, 1576, 1970, 2176, 2560, 2720, 3152, 3349, 3940, 4352, 5440, 6304, 6698, 7880, 8704, 10880, 12608, 13396, 15760, 16745, 21760, 25216, 26792, 31520, 33490, 43520, 50432, 53584, 63040, 66980, 100864, 107168, 126080, 133960, 214336, 252160, 267920, 428672, 504320, 535840, 857344, 1071680, 1714688, 2143360, 4286720, 8573440]

約数ペア:

[(1, 8573440), (2, 4286720), (4, 2143360), (5, 1714688), (8, 1071680), (10, 857344), (16, 535840), (17, 504320), (20, 428672), (32, 267920), (34, 252160), (40, 214336), (64, 133960), (68, 126080), (80, 107168), (85, 100864), (128, 66980), (136, 63040), (160, 53584), (170, 50432), (197, 43520), (256, 33490), (272, 31520), (320, 26792), (340, 25216), (394, 21760), (512, 16745), (544, 15760), (640, 13396), (680, 12608), (788, 10880), (985, 8704), (1088, 7880), (1280, 6698), (1360, 6304), (1576, 5440), (1970, 4352), (2176, 3940), (2560, 3349), (2720, 3152)]