4161620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 9313920

約数和(自身を除く): 5152300

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 83, 92, 109, 115, 166, 218, 230, 332, 415, 436, 460, 545, 830, 1090, 1660, 1909, 2180, 2507, 3818, 5014, 7636, 9047, 9545, 10028, 12535, 18094, 19090, 25070, 36188, 38180, 45235, 50140, 90470, 180940, 208081, 416162, 832324, 1040405, 2080810, 4161620]

約数ペア:

[(1, 4161620), (2, 2080810), (4, 1040405), (5, 832324), (10, 416162), (20, 208081), (23, 180940), (46, 90470), (83, 50140), (92, 45235), (109, 38180), (115, 36188), (166, 25070), (218, 19090), (230, 18094), (332, 12535), (415, 10028), (436, 9545), (460, 9047), (545, 7636), (830, 5014), (1090, 3818), (1660, 2507), (1909, 2180)]