26813420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{4639}}^1$

素因数の和:4682

約数の個数: 36

約数和(自身を含む): 59828160

約数和(自身を除く): 33014740

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 4639, 5780, 9278, 18556, 23195, 46390, 78863, 92780, 157726, 315452, 394315, 788630, 1340671, 1577260, 2681342, 5362684, 6703355, 13406710, 26813420]

約数ペア:

[(1, 26813420), (2, 13406710), (4, 6703355), (5, 5362684), (10, 2681342), (17, 1577260), (20, 1340671), (34, 788630), (68, 394315), (85, 315452), (170, 157726), (289, 92780), (340, 78863), (578, 46390), (1156, 23195), (1445, 18556), (2890, 9278), (4639, 5780)]