2021878657360

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6337}}^1\times {\mathrm{65381}}^1$

素因数の和:71792

約数の個数: 80

約数和(自身を含む): 4778758349712

約数和(自身を除く): 2756879692352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 6337, 12674, 25348, 31685, 50696, 63370, 65381, 101392, 126740, 130762, 253480, 261524, 326905, 386557, 506960, 523048, 653810, 773114, 1046096, 1307620, 1546228, 1932785, 2615240, 3092456, 3865570, 3988241, 5230480, 6184912, 7731140, 7976482, 15462280, 15952964, 19941205, 30924560, 31905928, 39882410, 63811856, 79764820, 159529640, 319059280, 414319397, 828638794, 1657277588, 2071596985, 3314555176, 4143193970, 6629110352, 8286387940, 16572775880, 25273483217, 33145551760, 50546966434, 101093932868, 126367416085, 202187865736, 252734832170, 404375731472, 505469664340, 1010939328680, 2021878657360]

約数ペア:

[(1, 2021878657360), (2, 1010939328680), (4, 505469664340), (5, 404375731472), (8, 252734832170), (10, 202187865736), (16, 126367416085), (20, 101093932868), (40, 50546966434), (61, 33145551760), (80, 25273483217), (122, 16572775880), (244, 8286387940), (305, 6629110352), (488, 4143193970), (610, 3314555176), (976, 2071596985), (1220, 1657277588), (2440, 828638794), (4880, 414319397), (6337, 319059280), (12674, 159529640), (25348, 79764820), (31685, 63811856), (50696, 39882410), (63370, 31905928), (65381, 30924560), (101392, 19941205), (126740, 15952964), (130762, 15462280), (253480, 7976482), (261524, 7731140), (326905, 6184912), (386557, 5230480), (506960, 3988241), (523048, 3865570), (653810, 3092456), (773114, 2615240), (1046096, 1932785), (1307620, 1546228)]