40641494

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 66290400

約数和(自身を除く): 25648906

約数列:

[1, 2, 19, 38, 61, 89, 122, 178, 197, 394, 1159, 1691, 2318, 3382, 3743, 5429, 7486, 10858, 12017, 17533, 24034, 35066, 103151, 206302, 228323, 333127, 456646, 666254, 1069513, 2139026, 20320747, 40641494]

約数ペア:

[(1, 40641494), (2, 20320747), (19, 2139026), (38, 1069513), (61, 666254), (89, 456646), (122, 333127), (178, 228323), (197, 206302), (394, 103151), (1159, 35066), (1691, 24034), (2318, 17533), (3382, 12017), (3743, 10858), (5429, 7486)]