788403460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3032321}}^1$

素因数の和:3032343

約数の個数: 24

約数和(自身を含む): 1783005336

約数和(自身を除く): 994601876

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3032321, 6064642, 12129284, 15161605, 30323210, 39420173, 60646420, 78840346, 157680692, 197100865, 394201730, 788403460]

約数ペア:

[(1, 788403460), (2, 394201730), (4, 197100865), (5, 157680692), (10, 78840346), (13, 60646420), (20, 39420173), (26, 30323210), (52, 15161605), (65, 12129284), (130, 6064642), (260, 3032321)]