27805180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{467}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 63292320

約数和(自身を除く): 35487140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 229, 260, 458, 467, 916, 934, 1145, 1868, 2290, 2335, 2977, 4580, 4670, 5954, 6071, 9340, 11908, 12142, 14885, 24284, 29770, 30355, 59540, 60710, 106943, 121420, 213886, 427772, 534715, 1069430, 1390259, 2138860, 2780518, 5561036, 6951295, 13902590, 27805180]

約数ペア:

[(1, 27805180), (2, 13902590), (4, 6951295), (5, 5561036), (10, 2780518), (13, 2138860), (20, 1390259), (26, 1069430), (52, 534715), (65, 427772), (130, 213886), (229, 121420), (260, 106943), (458, 60710), (467, 59540), (916, 30355), (934, 29770), (1145, 24284), (1868, 14885), (2290, 12142), (2335, 11908), (2977, 9340), (4580, 6071), (4670, 5954)]