1293450890

素因数分解:

$2^1\times 5^1\times {\mathrm{2357}}^1\times {\mathrm{54877}}^1$

素因数の和:57241

約数の個数: 16

約数和(自身を含む): 2329241832

約数和(自身を除く): 1035790942

約数列:

[1, 2, 5, 10, 2357, 4714, 11785, 23570, 54877, 109754, 274385, 548770, 129345089, 258690178, 646725445, 1293450890]

約数ペア:

[(1, 1293450890), (2, 646725445), (5, 258690178), (10, 129345089), (2357, 548770), (4714, 274385), (11785, 109754), (23570, 54877)]