13578380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 30270240

約数和(自身を除く): 16691860

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 410, 571, 580, 820, 1142, 1189, 2284, 2378, 2855, 4756, 5710, 5945, 11420, 11890, 16559, 23411, 23780, 33118, 46822, 66236, 82795, 93644, 117055, 165590, 234110, 331180, 468220, 678919, 1357838, 2715676, 3394595, 6789190, 13578380]

約数ペア:

[(1, 13578380), (2, 6789190), (4, 3394595), (5, 2715676), (10, 1357838), (20, 678919), (29, 468220), (41, 331180), (58, 234110), (82, 165590), (116, 117055), (145, 93644), (164, 82795), (205, 66236), (290, 46822), (410, 33118), (571, 23780), (580, 23411), (820, 16559), (1142, 11890), (1189, 11420), (2284, 5945), (2378, 5710), (2855, 4756)]