4973440

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:447

約数の個数: 64

約数和(自身を含む): 12546000

約数和(自身を除く): 7572560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 409, 608, 640, 760, 818, 1216, 1520, 1636, 2045, 2432, 3040, 3272, 4090, 6080, 6544, 7771, 8180, 12160, 13088, 15542, 16360, 26176, 31084, 32720, 38855, 52352, 62168, 65440, 77710, 124336, 130880, 155420, 248672, 261760, 310840, 497344, 621680, 994688, 1243360, 2486720, 4973440]

約数ペア:

[(1, 4973440), (2, 2486720), (4, 1243360), (5, 994688), (8, 621680), (10, 497344), (16, 310840), (19, 261760), (20, 248672), (32, 155420), (38, 130880), (40, 124336), (64, 77710), (76, 65440), (80, 62168), (95, 52352), (128, 38855), (152, 32720), (160, 31084), (190, 26176), (304, 16360), (320, 15542), (380, 13088), (409, 12160), (608, 8180), (640, 7771), (760, 6544), (818, 6080), (1216, 4090), (1520, 3272), (1636, 3040), (2045, 2432)]