13961780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3217}}^1$

素因数の和:3264

約数の個数: 48

約数和(自身を含む): 34599936

約数和(自身を除く): 20638156

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, 3217, 4340, 6434, 12868, 16085, 22519, 32170, 45038, 64340, 90076, 99727, 112595, 199454, 225190, 398908, 450380, 498635, 698089, 997270, 1396178, 1994540, 2792356, 3490445, 6980890, 13961780]

約数ペア:

[(1, 13961780), (2, 6980890), (4, 3490445), (5, 2792356), (7, 1994540), (10, 1396178), (14, 997270), (20, 698089), (28, 498635), (31, 450380), (35, 398908), (62, 225190), (70, 199454), (124, 112595), (140, 99727), (155, 90076), (217, 64340), (310, 45038), (434, 32170), (620, 22519), (868, 16085), (1085, 12868), (2170, 6434), (3217, 4340)]