26347280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19373}}^1$

素因数の和:19403

約数の個数: 40

約数和(自身を含む): 64864152

約数和(自身を除く): 38516872

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 19373, 38746, 77492, 96865, 154984, 193730, 309968, 329341, 387460, 658682, 774920, 1317364, 1549840, 1646705, 2634728, 3293410, 5269456, 6586820, 13173640, 26347280]

約数ペア:

[(1, 26347280), (2, 13173640), (4, 6586820), (5, 5269456), (8, 3293410), (10, 2634728), (16, 1646705), (17, 1549840), (20, 1317364), (34, 774920), (40, 658682), (68, 387460), (80, 329341), (85, 309968), (136, 193730), (170, 154984), (272, 96865), (340, 77492), (680, 38746), (1360, 19373)]