1826601680

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{108211}}^1$

素因数の和:108435

約数の個数: 40

約数和(自身を含む): 4267015584

約数和(自身を除く): 2440413904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 8440, 16880, 108211, 216422, 432844, 541055, 865688, 1082110, 1731376, 2164220, 4328440, 8656880, 22832521, 45665042, 91330084, 114162605, 182660168, 228325210, 365320336, 456650420, 913300840, 1826601680]

約数ペア:

[(1, 1826601680), (2, 913300840), (4, 456650420), (5, 365320336), (8, 228325210), (10, 182660168), (16, 114162605), (20, 91330084), (40, 45665042), (80, 22832521), (211, 8656880), (422, 4328440), (844, 2164220), (1055, 1731376), (1688, 1082110), (2110, 865688), (3376, 541055), (4220, 432844), (8440, 216422), (16880, 108211)]