19087688830

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{491}}^1\times {\mathrm{79337}}^1$

素因数の和:79849

約数の個数: 48

約数和(自身を含む): 40049187696

約数和(自身を除く): 20961498866

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 491, 982, 2455, 3437, 4910, 6874, 17185, 24059, 34370, 48118, 79337, 120295, 158674, 240590, 396685, 555359, 793370, 1110718, 2776795, 3887513, 5553590, 7775026, 19437565, 38875130, 38954467, 77908934, 194772335, 272681269, 389544670, 545362538, 1363406345, 1908768883, 2726812690, 3817537766, 9543844415, 19087688830]

約数ペア:

[(1, 19087688830), (2, 9543844415), (5, 3817537766), (7, 2726812690), (10, 1908768883), (14, 1363406345), (35, 545362538), (49, 389544670), (70, 272681269), (98, 194772335), (245, 77908934), (490, 38954467), (491, 38875130), (982, 19437565), (2455, 7775026), (3437, 5553590), (4910, 3887513), (6874, 2776795), (17185, 1110718), (24059, 793370), (34370, 555359), (48118, 396685), (79337, 240590), (120295, 158674)]