1997453440

素因数分解:

$2^7\times 5^1\times {\mathrm{263}}^1\times {\mathrm{11867}}^1$

素因数の和:12149

約数の個数: 64

約数和(自身を含む): 4793722560

約数和(自身を除く): 2796269120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 263, 320, 526, 640, 1052, 1315, 2104, 2630, 4208, 5260, 8416, 10520, 11867, 16832, 21040, 23734, 33664, 42080, 47468, 59335, 84160, 94936, 118670, 168320, 189872, 237340, 379744, 474680, 759488, 949360, 1518976, 1898720, 3121021, 3797440, 6242042, 7594880, 12484084, 15605105, 24968168, 31210210, 49936336, 62420420, 99872672, 124840840, 199745344, 249681680, 399490688, 499363360, 998726720, 1997453440]

約数ペア:

[(1, 1997453440), (2, 998726720), (4, 499363360), (5, 399490688), (8, 249681680), (10, 199745344), (16, 124840840), (20, 99872672), (32, 62420420), (40, 49936336), (64, 31210210), (80, 24968168), (128, 15605105), (160, 12484084), (263, 7594880), (320, 6242042), (526, 3797440), (640, 3121021), (1052, 1898720), (1315, 1518976), (2104, 949360), (2630, 759488), (4208, 474680), (5260, 379744), (8416, 237340), (10520, 189872), (11867, 168320), (16832, 118670), (21040, 94936), (23734, 84160), (33664, 59335), (42080, 47468)]