8266980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{653}}^1$

素因数の和:876

約数の個数: 48

約数和(自身を含む): 23292864

約数和(自身を除く): 15025884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 211, 422, 633, 653, 844, 1055, 1266, 1306, 1959, 2110, 2532, 2612, 3165, 3265, 3918, 4220, 6330, 6530, 7836, 9795, 12660, 13060, 19590, 39180, 137783, 275566, 413349, 551132, 688915, 826698, 1377830, 1653396, 2066745, 2755660, 4133490, 8266980]

約数ペア:

[(1, 8266980), (2, 4133490), (3, 2755660), (4, 2066745), (5, 1653396), (6, 1377830), (10, 826698), (12, 688915), (15, 551132), (20, 413349), (30, 275566), (60, 137783), (211, 39180), (422, 19590), (633, 13060), (653, 12660), (844, 9795), (1055, 7836), (1266, 6530), (1306, 6330), (1959, 4220), (2110, 3918), (2532, 3265), (2612, 3165)]