134656420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{3251}}^1$

素因数の和:3388

約数の個数: 48

約数和(自身を含む): 300484800

約数和(自身を除く): 165828380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 109, 190, 218, 380, 436, 545, 1090, 2071, 2180, 3251, 4142, 6502, 8284, 10355, 13004, 16255, 20710, 32510, 41420, 61769, 65020, 123538, 247076, 308845, 354359, 617690, 708718, 1235380, 1417436, 1771795, 3543590, 6732821, 7087180, 13465642, 26931284, 33664105, 67328210, 134656420]

約数ペア:

[(1, 134656420), (2, 67328210), (4, 33664105), (5, 26931284), (10, 13465642), (19, 7087180), (20, 6732821), (38, 3543590), (76, 1771795), (95, 1417436), (109, 1235380), (190, 708718), (218, 617690), (380, 354359), (436, 308845), (545, 247076), (1090, 123538), (2071, 65020), (2180, 61769), (3251, 41420), (4142, 32510), (6502, 20710), (8284, 16255), (10355, 13004)]