156940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:94

約数の個数: 48

約数和(自身を含む): 403200

約数和(自身を除く): 246260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 59, 70, 76, 95, 118, 133, 140, 190, 236, 266, 295, 380, 413, 532, 590, 665, 826, 1121, 1180, 1330, 1652, 2065, 2242, 2660, 4130, 4484, 5605, 7847, 8260, 11210, 15694, 22420, 31388, 39235, 78470, 156940]

約数ペア:

[(1, 156940), (2, 78470), (4, 39235), (5, 31388), (7, 22420), (10, 15694), (14, 11210), (19, 8260), (20, 7847), (28, 5605), (35, 4484), (38, 4130), (59, 2660), (70, 2242), (76, 2065), (95, 1652), (118, 1330), (133, 1180), (140, 1121), (190, 826), (236, 665), (266, 590), (295, 532), (380, 413)]