3978253840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4520743}}^1$

素因数の和:4520767

約数の個数: 40

約数和(自身を含む): 10090300608

約数和(自身を除く): 6112046768

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 4520743, 9041486, 18082972, 22603715, 36165944, 45207430, 49728173, 72331888, 90414860, 99456346, 180829720, 198912692, 248640865, 361659440, 397825384, 497281730, 795650768, 994563460, 1989126920, 3978253840]

約数ペア:

[(1, 3978253840), (2, 1989126920), (4, 994563460), (5, 795650768), (8, 497281730), (10, 397825384), (11, 361659440), (16, 248640865), (20, 198912692), (22, 180829720), (40, 99456346), (44, 90414860), (55, 72331888), (80, 49728173), (88, 45207430), (110, 36165944), (176, 22603715), (220, 18082972), (440, 9041486), (880, 4520743)]