26379640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 70876080

約数和(自身を除く): 44496440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 49, 56, 70, 86, 98, 140, 172, 196, 215, 245, 280, 301, 313, 344, 392, 430, 490, 602, 626, 860, 980, 1204, 1252, 1505, 1565, 1720, 1960, 2107, 2191, 2408, 2504, 3010, 3130, 4214, 4382, 6020, 6260, 8428, 8764, 10535, 10955, 12040, 12520, 13459, 15337, 16856, 17528, 21070, 21910, 26918, 30674, 42140, 43820, 53836, 61348, 67295, 76685, 84280, 87640, 94213, 107672, 122696, 134590, 153370, 188426, 269180, 306740, 376852, 471065, 538360, 613480, 659491, 753704, 942130, 1318982, 1884260, 2637964, 3297455, 3768520, 5275928, 6594910, 13189820, 26379640]

約数ペア:

[(1, 26379640), (2, 13189820), (4, 6594910), (5, 5275928), (7, 3768520), (8, 3297455), (10, 2637964), (14, 1884260), (20, 1318982), (28, 942130), (35, 753704), (40, 659491), (43, 613480), (49, 538360), (56, 471065), (70, 376852), (86, 306740), (98, 269180), (140, 188426), (172, 153370), (196, 134590), (215, 122696), (245, 107672), (280, 94213), (301, 87640), (313, 84280), (344, 76685), (392, 67295), (430, 61348), (490, 53836), (602, 43820), (626, 42140), (860, 30674), (980, 26918), (1204, 21910), (1252, 21070), (1505, 17528), (1565, 16856), (1720, 15337), (1960, 13459), (2107, 12520), (2191, 12040), (2408, 10955), (2504, 10535), (3010, 8764), (3130, 8428), (4214, 6260), (4382, 6020)]