20292775010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{449}}^1\times {\mathrm{1873}}^1$

素因数の和:2475

約数の個数: 64

約数和(自身を含む): 38859264000

約数和(自身を除く): 18566488990

約数列:

[1, 2, 5, 10, 19, 38, 95, 127, 190, 254, 449, 635, 898, 1270, 1873, 2245, 2413, 3746, 4490, 4826, 8531, 9365, 12065, 17062, 18730, 24130, 35587, 42655, 57023, 71174, 85310, 114046, 177935, 237871, 285115, 355870, 475742, 570230, 840977, 1083437, 1189355, 1681954, 2166874, 2378710, 4204885, 4519549, 5417185, 8409770, 9039098, 10834370, 15978563, 22597745, 31957126, 45195490, 79892815, 106804079, 159785630, 213608158, 534020395, 1068040790, 2029277501, 4058555002, 10146387505, 20292775010]

約数ペア:

[(1, 20292775010), (2, 10146387505), (5, 4058555002), (10, 2029277501), (19, 1068040790), (38, 534020395), (95, 213608158), (127, 159785630), (190, 106804079), (254, 79892815), (449, 45195490), (635, 31957126), (898, 22597745), (1270, 15978563), (1873, 10834370), (2245, 9039098), (2413, 8409770), (3746, 5417185), (4490, 4519549), (4826, 4204885), (8531, 2378710), (9365, 2166874), (12065, 1681954), (17062, 1189355), (18730, 1083437), (24130, 840977), (35587, 570230), (42655, 475742), (57023, 355870), (71174, 285115), (85310, 237871), (114046, 177935)]