26928980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103573}}^1$

素因数の和:103595

約数の個数: 24

約数和(自身を含む): 60901512

約数和(自身を除く): 33972532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 103573, 207146, 414292, 517865, 1035730, 1346449, 2071460, 2692898, 5385796, 6732245, 13464490, 26928980]

約数ペア:

[(1, 26928980), (2, 13464490), (4, 6732245), (5, 5385796), (10, 2692898), (13, 2071460), (20, 1346449), (26, 1035730), (52, 517865), (65, 414292), (130, 207146), (260, 103573)]