31716520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{6553}}^1$

素因数の和:6586

約数の個数: 48

約数和(自身を含む): 78451380

約数和(自身を除く): 46734860

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 6553, 13106, 26212, 32765, 52424, 65530, 72083, 131060, 144166, 262120, 288332, 360415, 576664, 720830, 792913, 1441660, 1585826, 2883320, 3171652, 3964565, 6343304, 7929130, 15858260, 31716520]

約数ペア:

[(1, 31716520), (2, 15858260), (4, 7929130), (5, 6343304), (8, 3964565), (10, 3171652), (11, 2883320), (20, 1585826), (22, 1441660), (40, 792913), (44, 720830), (55, 576664), (88, 360415), (110, 288332), (121, 262120), (220, 144166), (242, 131060), (440, 72083), (484, 65530), (605, 52424), (968, 32765), (1210, 26212), (2420, 13106), (4840, 6553)]