84042320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{55291}}^1$

素因数の和:55323

約数の個数: 40

約数和(自身を含む): 205686240

約数和(自身を除く): 121643920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 55291, 110582, 221164, 276455, 442328, 552910, 884656, 1050529, 1105820, 2101058, 2211640, 4202116, 4423280, 5252645, 8404232, 10505290, 16808464, 21010580, 42021160, 84042320]

約数ペア:

[(1, 84042320), (2, 42021160), (4, 21010580), (5, 16808464), (8, 10505290), (10, 8404232), (16, 5252645), (19, 4423280), (20, 4202116), (38, 2211640), (40, 2101058), (76, 1105820), (80, 1050529), (95, 884656), (152, 552910), (190, 442328), (304, 276455), (380, 221164), (760, 110582), (1520, 55291)]