28950680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3463}}^1$

素因数の和:3504

約数の個数: 64

約数和(自身を含む): 74822400

約数和(自身を除く): 45871720

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 3463, 4180, 6926, 8360, 13852, 17315, 27704, 34630, 38093, 65797, 69260, 76186, 131594, 138520, 152372, 190465, 263188, 304744, 328985, 380930, 526376, 657970, 723767, 761860, 1315940, 1447534, 1523720, 2631880, 2895068, 3618835, 5790136, 7237670, 14475340, 28950680]

約数ペア:

[(1, 28950680), (2, 14475340), (4, 7237670), (5, 5790136), (8, 3618835), (10, 2895068), (11, 2631880), (19, 1523720), (20, 1447534), (22, 1315940), (38, 761860), (40, 723767), (44, 657970), (55, 526376), (76, 380930), (88, 328985), (95, 304744), (110, 263188), (152, 190465), (190, 152372), (209, 138520), (220, 131594), (380, 76186), (418, 69260), (440, 65797), (760, 38093), (836, 34630), (1045, 27704), (1672, 17315), (2090, 13852), (3463, 8360), (4180, 6926)]