8021000240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9114773}}^1$

素因数の和:9114797

約数の個数: 40

約数和(自身を含む): 20344175568

約数和(自身を除く): 12323175328

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 9114773, 18229546, 36459092, 45573865, 72918184, 91147730, 100262503, 145836368, 182295460, 200525006, 364590920, 401050012, 501312515, 729181840, 802100024, 1002625030, 1604200048, 2005250060, 4010500120, 8021000240]

約数ペア:

[(1, 8021000240), (2, 4010500120), (4, 2005250060), (5, 1604200048), (8, 1002625030), (10, 802100024), (11, 729181840), (16, 501312515), (20, 401050012), (22, 364590920), (40, 200525006), (44, 182295460), (55, 145836368), (80, 100262503), (88, 91147730), (110, 72918184), (176, 45573865), (220, 36459092), (440, 18229546), (880, 9114773)]