787942780

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{12511}}^1$

素因数の和:12634

約数の個数: 48

約数和(自身を含む): 1715245056

約数和(自身を除く): 927302276

約数列:

[1, 2, 4, 5, 10, 20, 47, 67, 94, 134, 188, 235, 268, 335, 470, 670, 940, 1340, 3149, 6298, 12511, 12596, 15745, 25022, 31490, 50044, 62555, 62980, 125110, 250220, 588017, 838237, 1176034, 1676474, 2352068, 2940085, 3352948, 4191185, 5880170, 8382370, 11760340, 16764740, 39397139, 78794278, 157588556, 196985695, 393971390, 787942780]

約数ペア:

[(1, 787942780), (2, 393971390), (4, 196985695), (5, 157588556), (10, 78794278), (20, 39397139), (47, 16764740), (67, 11760340), (94, 8382370), (134, 5880170), (188, 4191185), (235, 3352948), (268, 2940085), (335, 2352068), (470, 1676474), (670, 1176034), (940, 838237), (1340, 588017), (3149, 250220), (6298, 125110), (12511, 62980), (12596, 62555), (15745, 50044), (25022, 31490)]