12306980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5171}}^1$

素因数の和:5204

約数の個数: 48

約数和(自身を含む): 31280256

約数和(自身を除く): 18973276

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 5171, 10342, 20684, 25855, 36197, 51710, 72394, 87907, 103420, 144788, 175814, 180985, 351628, 361970, 439535, 615349, 723940, 879070, 1230698, 1758140, 2461396, 3076745, 6153490, 12306980]

約数ペア:

[(1, 12306980), (2, 6153490), (4, 3076745), (5, 2461396), (7, 1758140), (10, 1230698), (14, 879070), (17, 723940), (20, 615349), (28, 439535), (34, 361970), (35, 351628), (68, 180985), (70, 175814), (85, 144788), (119, 103420), (140, 87907), (170, 72394), (238, 51710), (340, 36197), (476, 25855), (595, 20684), (1190, 10342), (2380, 5171)]