1352890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{251}}^1$

素因数の和:283

約数の個数: 48

約数和(自身を含む): 3102624

約数和(自身を除く): 1749734

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 251, 385, 490, 502, 539, 770, 1078, 1255, 1757, 2510, 2695, 2761, 3514, 5390, 5522, 8785, 12299, 13805, 17570, 19327, 24598, 27610, 38654, 61495, 96635, 122990, 135289, 193270, 270578, 676445, 1352890]

約数ペア:

[(1, 1352890), (2, 676445), (5, 270578), (7, 193270), (10, 135289), (11, 122990), (14, 96635), (22, 61495), (35, 38654), (49, 27610), (55, 24598), (70, 19327), (77, 17570), (98, 13805), (110, 12299), (154, 8785), (245, 5522), (251, 5390), (385, 3514), (490, 2761), (502, 2695), (539, 2510), (770, 1757), (1078, 1255)]