290420908

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{28961}}^1$

素因数の和:29097

約数の個数: 24

約数和(自身を含む): 535217760

約数和(自身を除く): 244796852

約数列:

[1, 2, 4, 23, 46, 92, 109, 218, 436, 2507, 5014, 10028, 28961, 57922, 115844, 666103, 1332206, 2664412, 3156749, 6313498, 12626996, 72605227, 145210454, 290420908]

約数ペア:

[(1, 290420908), (2, 145210454), (4, 72605227), (23, 12626996), (46, 6313498), (92, 3156749), (109, 2664412), (218, 1332206), (436, 666103), (2507, 115844), (5014, 57922), (10028, 28961)]