8848640

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 21977088

約数和(自身を除く): 13128448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 223, 248, 256, 310, 320, 446, 496, 620, 640, 892, 992, 1115, 1240, 1280, 1784, 1984, 2230, 2480, 3568, 3968, 4460, 4960, 6913, 7136, 7936, 8920, 9920, 13826, 14272, 17840, 19840, 27652, 28544, 34565, 35680, 39680, 55304, 57088, 69130, 71360, 110608, 138260, 142720, 221216, 276520, 285440, 442432, 553040, 884864, 1106080, 1769728, 2212160, 4424320, 8848640]

約数ペア:

[(1, 8848640), (2, 4424320), (4, 2212160), (5, 1769728), (8, 1106080), (10, 884864), (16, 553040), (20, 442432), (31, 285440), (32, 276520), (40, 221216), (62, 142720), (64, 138260), (80, 110608), (124, 71360), (128, 69130), (155, 57088), (160, 55304), (223, 39680), (248, 35680), (256, 34565), (310, 28544), (320, 27652), (446, 19840), (496, 17840), (620, 14272), (640, 13826), (892, 9920), (992, 8920), (1115, 7936), (1240, 7136), (1280, 6913), (1784, 4960), (1984, 4460), (2230, 3968), (2480, 3568)]