42598580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 91808640

約数和(自身を除く): 49210060

約数列:

[1, 2, 4, 5, 10, 20, 71, 131, 142, 229, 262, 284, 355, 458, 524, 655, 710, 916, 1145, 1310, 1420, 2290, 2620, 4580, 9301, 16259, 18602, 29999, 32518, 37204, 46505, 59998, 65036, 81295, 93010, 119996, 149995, 162590, 186020, 299990, 325180, 599980, 2129929, 4259858, 8519716, 10649645, 21299290, 42598580]

約数ペア:

[(1, 42598580), (2, 21299290), (4, 10649645), (5, 8519716), (10, 4259858), (20, 2129929), (71, 599980), (131, 325180), (142, 299990), (229, 186020), (262, 162590), (284, 149995), (355, 119996), (458, 93010), (524, 81295), (655, 65036), (710, 59998), (916, 46505), (1145, 37204), (1310, 32518), (1420, 29999), (2290, 18602), (2620, 16259), (4580, 9301)]