202055860

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1\times {\mathrm{281}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 430410960

約数和(自身を除く): 228355100

約数列:

[1, 2, 4, 5, 10, 20, 157, 229, 281, 314, 458, 562, 628, 785, 916, 1124, 1145, 1405, 1570, 2290, 2810, 3140, 4580, 5620, 35953, 44117, 64349, 71906, 88234, 128698, 143812, 176468, 179765, 220585, 257396, 321745, 359530, 441170, 643490, 719060, 882340, 1286980, 10102793, 20205586, 40411172, 50513965, 101027930, 202055860]

約数ペア:

[(1, 202055860), (2, 101027930), (4, 50513965), (5, 40411172), (10, 20205586), (20, 10102793), (157, 1286980), (229, 882340), (281, 719060), (314, 643490), (458, 441170), (562, 359530), (628, 321745), (785, 257396), (916, 220585), (1124, 179765), (1145, 176468), (1405, 143812), (1570, 128698), (2290, 88234), (2810, 71906), (3140, 64349), (4580, 44117), (5620, 35953)]