2006221420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{462263}}^1$

素因数の和:462310

約数の個数: 48

約数和(自身を含む): 4970262528

約数和(自身を除く): 2964041108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 462263, 924526, 1849052, 2311315, 3235841, 4622630, 6471682, 9245260, 12943364, 14330153, 16179205, 28660306, 32358410, 57320612, 64716820, 71650765, 100311071, 143301530, 200622142, 286603060, 401244284, 501555355, 1003110710, 2006221420]

約数ペア:

[(1, 2006221420), (2, 1003110710), (4, 501555355), (5, 401244284), (7, 286603060), (10, 200622142), (14, 143301530), (20, 100311071), (28, 71650765), (31, 64716820), (35, 57320612), (62, 32358410), (70, 28660306), (124, 16179205), (140, 14330153), (155, 12943364), (217, 9245260), (310, 6471682), (434, 4622630), (620, 3235841), (868, 2311315), (1085, 1849052), (2170, 924526), (4340, 462263)]