1020712840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{54409}}^1$

素因数の和:54494

約数の個数: 64

約数和(自身を含む): 2663913600

約数和(自身を除く): 1643200760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2680, 3752, 4690, 9380, 18760, 54409, 108818, 217636, 272045, 380863, 435272, 544090, 761726, 1088180, 1523452, 1904315, 2176360, 3046904, 3645403, 3808630, 7290806, 7617260, 14581612, 15234520, 18227015, 25517821, 29163224, 36454030, 51035642, 72908060, 102071284, 127589105, 145816120, 204142568, 255178210, 510356420, 1020712840]

約数ペア:

[(1, 1020712840), (2, 510356420), (4, 255178210), (5, 204142568), (7, 145816120), (8, 127589105), (10, 102071284), (14, 72908060), (20, 51035642), (28, 36454030), (35, 29163224), (40, 25517821), (56, 18227015), (67, 15234520), (70, 14581612), (134, 7617260), (140, 7290806), (268, 3808630), (280, 3645403), (335, 3046904), (469, 2176360), (536, 1904315), (670, 1523452), (938, 1088180), (1340, 761726), (1876, 544090), (2345, 435272), (2680, 380863), (3752, 272045), (4690, 217636), (9380, 108818), (18760, 54409)]