20274990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3203}}^1$

素因数の和:3424

約数の個数: 32

約数和(自身を含む): 48905856

約数和(自身を除く): 28630866

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 211, 422, 633, 1055, 1266, 2110, 3165, 3203, 6330, 6406, 9609, 16015, 19218, 32030, 48045, 96090, 675833, 1351666, 2027499, 3379165, 4054998, 6758330, 10137495, 20274990]

約数ペア:

[(1, 20274990), (2, 10137495), (3, 6758330), (5, 4054998), (6, 3379165), (10, 2027499), (15, 1351666), (30, 675833), (211, 96090), (422, 48045), (633, 32030), (1055, 19218), (1266, 16015), (2110, 9609), (3165, 6406), (3203, 6330)]