139396460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{32119}}^1$

素因数の和:32166

約数の個数: 48

約数和(自身を含む): 345354240

約数和(自身を除く): 205957780

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, 32119, 64238, 128476, 160595, 224833, 321190, 449666, 642380, 899332, 995689, 1124165, 1991378, 2248330, 3982756, 4496660, 4978445, 6969823, 9956890, 13939646, 19913780, 27879292, 34849115, 69698230, 139396460]

約数ペア:

[(1, 139396460), (2, 69698230), (4, 34849115), (5, 27879292), (7, 19913780), (10, 13939646), (14, 9956890), (20, 6969823), (28, 4978445), (31, 4496660), (35, 3982756), (62, 2248330), (70, 1991378), (124, 1124165), (140, 995689), (155, 899332), (217, 642380), (310, 449666), (434, 321190), (620, 224833), (868, 160595), (1085, 128476), (2170, 64238), (4340, 32119)]