199202840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{262109}}^1$

素因数の和:262139

約数の個数: 32

約数和(自身を含む): 471798000

約数和(自身を除く): 272595160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 262109, 524218, 1048436, 1310545, 2096872, 2621090, 4980071, 5242180, 9960142, 10484360, 19920284, 24900355, 39840568, 49800710, 99601420, 199202840]

約数ペア:

[(1, 199202840), (2, 99601420), (4, 49800710), (5, 39840568), (8, 24900355), (10, 19920284), (19, 10484360), (20, 9960142), (38, 5242180), (40, 4980071), (76, 2621090), (95, 2096872), (152, 1310545), (190, 1048436), (380, 524218), (760, 262109)]