268974940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{9491}}^1$

素因数の和:9622

約数の個数: 48

約数和(自身を含む): 613942560

約数和(自身を除く): 344967620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1090, 1417, 2180, 2834, 5668, 7085, 9491, 14170, 18982, 28340, 37964, 47455, 94910, 123383, 189820, 246766, 493532, 616915, 1034519, 1233830, 2069038, 2467660, 4138076, 5172595, 10345190, 13448747, 20690380, 26897494, 53794988, 67243735, 134487470, 268974940]

約数ペア:

[(1, 268974940), (2, 134487470), (4, 67243735), (5, 53794988), (10, 26897494), (13, 20690380), (20, 13448747), (26, 10345190), (52, 5172595), (65, 4138076), (109, 2467660), (130, 2069038), (218, 1233830), (260, 1034519), (436, 616915), (545, 493532), (1090, 246766), (1417, 189820), (2180, 123383), (2834, 94910), (5668, 47455), (7085, 37964), (9491, 28340), (14170, 18982)]