201710720

素因数分解:

$2^7\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1163}}^1$

素因数の和:1453

約数の個数: 64

約数和(自身を含む): 484410240

約数和(自身を除く): 282699520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 271, 320, 542, 640, 1084, 1163, 1355, 2168, 2326, 2710, 4336, 4652, 5420, 5815, 8672, 9304, 10840, 11630, 17344, 18608, 21680, 23260, 34688, 37216, 43360, 46520, 74432, 86720, 93040, 148864, 173440, 186080, 315173, 372160, 630346, 744320, 1260692, 1575865, 2521384, 3151730, 5042768, 6303460, 10085536, 12606920, 20171072, 25213840, 40342144, 50427680, 100855360, 201710720]

約数ペア:

[(1, 201710720), (2, 100855360), (4, 50427680), (5, 40342144), (8, 25213840), (10, 20171072), (16, 12606920), (20, 10085536), (32, 6303460), (40, 5042768), (64, 3151730), (80, 2521384), (128, 1575865), (160, 1260692), (271, 744320), (320, 630346), (542, 372160), (640, 315173), (1084, 186080), (1163, 173440), (1355, 148864), (2168, 93040), (2326, 86720), (2710, 74432), (4336, 46520), (4652, 43360), (5420, 37216), (5815, 34688), (8672, 23260), (9304, 21680), (10840, 18608), (11630, 17344)]