215535830

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1\times {\mathrm{1693}}^1$

素因数の和:2168

約数の個数: 32

約数和(自身を含む): 402494400

約数和(自身を除く): 186958570

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 439, 878, 1693, 2195, 3386, 4390, 8465, 12731, 16930, 25462, 49097, 63655, 98194, 127310, 245485, 490970, 743227, 1486454, 3716135, 7432270, 21553583, 43107166, 107767915, 215535830]

約数ペア:

[(1, 215535830), (2, 107767915), (5, 43107166), (10, 21553583), (29, 7432270), (58, 3716135), (145, 1486454), (290, 743227), (439, 490970), (878, 245485), (1693, 127310), (2195, 98194), (3386, 63655), (4390, 49097), (8465, 25462), (12731, 16930)]